diff options
Diffstat (limited to 'target/linux/mediatek/patches-5.15')
9 files changed, 1219 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-5.15/210-pinctrl-mediatek-add-support-for-MT7986-SoC.patch b/target/linux/mediatek/patches-5.15/210-pinctrl-mediatek-add-support-for-MT7986-SoC.patch new file mode 100644 index 0000000000..0761e1da18 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/210-pinctrl-mediatek-add-support-for-MT7986-SoC.patch @@ -0,0 +1,26 @@ +--- a/drivers/pinctrl/mediatek/Kconfig ++++ b/drivers/pinctrl/mediatek/Kconfig +@@ -120,6 +120,13 @@ config PINCTRL_MT7622 + default ARM64 && ARCH_MEDIATEK + select PINCTRL_MTK_MOORE + ++config PINCTRL_MT7986 ++ bool "Mediatek MT7986 pin control" ++ depends on OF ++ depends on ARM64 || COMPILE_TEST ++ default ARM64 && ARCH_MEDIATEK ++ select PINCTRL_MTK_MOORE ++ + config PINCTRL_MT8167 + bool "Mediatek MT8167 pin control" + depends on OF +--- a/drivers/pinctrl/mediatek/Makefile ++++ b/drivers/pinctrl/mediatek/Makefile +@@ -17,6 +17,7 @@ obj-$(CONFIG_PINCTRL_MT6797) += pinctrl- + obj-$(CONFIG_PINCTRL_MT7622) += pinctrl-mt7622.o + obj-$(CONFIG_PINCTRL_MT7623) += pinctrl-mt7623.o + obj-$(CONFIG_PINCTRL_MT7629) += pinctrl-mt7629.o ++obj-$(CONFIG_PINCTRL_MT7986) += pinctrl-mt7986.o + obj-$(CONFIG_PINCTRL_MT8167) += pinctrl-mt8167.o + obj-$(CONFIG_PINCTRL_MT8173) += pinctrl-mt8173.o + obj-$(CONFIG_PINCTRL_MT8183) += pinctrl-mt8183.o diff --git a/target/linux/mediatek/patches-5.15/211-clk-mediatek-Add-API-for-clock-resource-recycle.patch b/target/linux/mediatek/patches-5.15/211-clk-mediatek-Add-API-for-clock-resource-recycle.patch new file mode 100644 index 0000000000..15de8aa3d4 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/211-clk-mediatek-Add-API-for-clock-resource-recycle.patch @@ -0,0 +1,28 @@ +--- a/drivers/clk/mediatek/clk-mtk.c ++++ b/drivers/clk/mediatek/clk-mtk.c +@@ -43,6 +43,15 @@ err_out: + return NULL; + } + ++void mtk_free_clk_data(struct clk_onecell_data *clk_data) ++{ ++ if (!clk_data) ++ return; ++ ++ kfree(clk_data->clks); ++ kfree(clk_data); ++} ++ + void mtk_clk_register_fixed_clks(const struct mtk_fixed_clk *clks, + int num, struct clk_onecell_data *clk_data) + { +--- a/drivers/clk/mediatek/clk-mtk.h ++++ b/drivers/clk/mediatek/clk-mtk.h +@@ -202,6 +202,7 @@ void mtk_clk_register_dividers(const str + struct clk_onecell_data *clk_data); + + struct clk_onecell_data *mtk_alloc_clk_data(unsigned int clk_num); ++void mtk_free_clk_data(struct clk_onecell_data *clk_data); + + #define HAVE_RST_BAR BIT(0) + #define PLL_AO BIT(1) diff --git a/target/linux/mediatek/patches-5.15/212-clk-mediatek-add-mt7986-clock-support.patch b/target/linux/mediatek/patches-5.15/212-clk-mediatek-add-mt7986-clock-support.patch new file mode 100644 index 0000000000..8e2365a498 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/212-clk-mediatek-add-mt7986-clock-support.patch @@ -0,0 +1,39 @@ +--- a/drivers/clk/mediatek/Kconfig ++++ b/drivers/clk/mediatek/Kconfig +@@ -344,6 +344,23 @@ config COMMON_CLK_MT7629_HIFSYS + This driver supports MediaTek MT7629 HIFSYS clocks providing + to PCI-E and USB. + ++config COMMON_CLK_MT7986 ++ bool "Clock driver for MediaTek MT7986" ++ depends on ARCH_MEDIATEK || COMPILE_TEST ++ select COMMON_CLK_MEDIATEK ++ default ARCH_MEDIATEK ++ help ++ This driver supports MediaTek MT7986 basic clocks and clocks ++ required for various periperals found on MediaTek. ++ ++config COMMON_CLK_MT7986_ETHSYS ++ bool "Clock driver for MediaTek MT7986 ETHSYS" ++ depends on COMMON_CLK_MT7986 ++ default COMMON_CLK_MT7986 ++ help ++ This driver add support for clocks for Ethernet and SGMII ++ required on MediaTek MT7986 SoC. ++ + config COMMON_CLK_MT8135 + bool "Clock driver for MediaTek MT8135" + depends on (ARCH_MEDIATEK && ARM) || COMPILE_TEST +--- a/drivers/clk/mediatek/Makefile ++++ b/drivers/clk/mediatek/Makefile +@@ -46,6 +46,10 @@ obj-$(CONFIG_COMMON_CLK_MT7622_AUDSYS) + + obj-$(CONFIG_COMMON_CLK_MT7629) += clk-mt7629.o + obj-$(CONFIG_COMMON_CLK_MT7629_ETHSYS) += clk-mt7629-eth.o + obj-$(CONFIG_COMMON_CLK_MT7629_HIFSYS) += clk-mt7629-hif.o ++obj-$(CONFIG_COMMON_CLK_MT7986) += clk-mt7986-apmixed.o ++obj-$(CONFIG_COMMON_CLK_MT7986) += clk-mt7986-topckgen.o ++obj-$(CONFIG_COMMON_CLK_MT7986) += clk-mt7986-infracfg.o ++obj-$(CONFIG_COMMON_CLK_MT7986_ETHSYS) += clk-mt7986-eth.o + obj-$(CONFIG_COMMON_CLK_MT8135) += clk-mt8135.o + obj-$(CONFIG_COMMON_CLK_MT8167) += clk-mt8167.o + obj-$(CONFIG_COMMON_CLK_MT8167_AUDSYS) += clk-mt8167-aud.o diff --git a/target/linux/mediatek/patches-5.15/213-spi-mediatek-add-mt7986-spi-support b/target/linux/mediatek/patches-5.15/213-spi-mediatek-add-mt7986-spi-support new file mode 100644 index 0000000000..f10d57a785 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/213-spi-mediatek-add-mt7986-spi-support @@ -0,0 +1,917 @@ +From 7d99750f96fc6904d54affebdc8c9b0bfae1e9e8 Mon Sep 17 00:00:00 2001 +From: Sam Shih <sam.shih@mediatek.com> +Date: Sun, 17 Apr 2022 11:40:22 +0800 +Subject: [PATCH] spi: mediatek: backport document and driver to support mt7986 + spi design + +this patch add the support of ipm design and upgrade devicetree binding + +The patch is comming from following threads +- https://lore.kernel.org/all/20220315032411.2826-1-leilk.liu@mediatek.com/ +- https://lore.kernel.org/all/20220401071616.8874-1-leilk.liu@mediatek.com/ + +Signed-off-by: Sam Shih <sam.shih@mediatek.com> +--- + .../bindings/spi/mediatek,spi-mt65xx.yaml | 111 ++++ + drivers/spi/spi-mt65xx.c | 509 ++++++++++++++++-- + 2 files changed, 572 insertions(+), 48 deletions(-) + create mode 100644 Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml + +--- /dev/null ++++ b/Documentation/devicetree/bindings/spi/mediatek,spi-mt65xx.yaml +@@ -0,0 +1,111 @@ ++# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) ++%YAML 1.2 ++--- ++$id: http://devicetree.org/schemas/spi/mediatek,spi-mt65xx.yaml# ++$schema: http://devicetree.org/meta-schemas/core.yaml# ++ ++title: SPI Bus controller for MediaTek ARM SoCs ++ ++maintainers: ++ - Leilk Liu <leilk.liu@mediatek.com> ++ ++allOf: ++ - $ref: "/schemas/spi/spi-controller.yaml#" ++ ++properties: ++ compatible: ++ oneOf: ++ - items: ++ - enum: ++ - mediatek,mt7629-spi ++ - const: mediatek,mt7622-spi ++ - items: ++ - enum: ++ - mediatek,mt8516-spi ++ - const: mediatek,mt2712-spi ++ - items: ++ - enum: ++ - mediatek,mt6779-spi ++ - mediatek,mt8186-spi ++ - mediatek,mt8192-spi ++ - mediatek,mt8195-spi ++ - const: mediatek,mt6765-spi ++ - items: ++ - enum: ++ - mediatek,mt7986-spi-ipm ++ - const: mediatek,spi-ipm ++ - items: ++ - enum: ++ - mediatek,mt2701-spi ++ - mediatek,mt2712-spi ++ - mediatek,mt6589-spi ++ - mediatek,mt6765-spi ++ - mediatek,mt6893-spi ++ - mediatek,mt7622-spi ++ - mediatek,mt8135-spi ++ - mediatek,mt8173-spi ++ - mediatek,mt8183-spi ++ ++ reg: ++ maxItems: 1 ++ ++ interrupts: ++ maxItems: 1 ++ ++ clocks: ++ minItems: 3 ++ items: ++ - description: clock used for the parent clock ++ - description: clock used for the muxes clock ++ - description: clock used for the clock gate ++ - description: clock used for the AHB bus, this clock is optional ++ ++ clock-names: ++ minItems: 3 ++ items: ++ - const: parent-clk ++ - const: sel-clk ++ - const: spi-clk ++ - const: hclk ++ ++ mediatek,pad-select: ++ $ref: /schemas/types.yaml#/definitions/uint32-array ++ minItems: 1 ++ maxItems: 4 ++ items: ++ enum: [0, 1, 2, 3] ++ description: ++ specify which pins group(ck/mi/mo/cs) spi controller used. ++ This is an array. ++ ++required: ++ - compatible ++ - reg ++ - interrupts ++ - clocks ++ - clock-names ++ - '#address-cells' ++ - '#size-cells' ++ ++unevaluatedProperties: false ++ ++examples: ++ - | ++ #include <dt-bindings/clock/mt8173-clk.h> ++ #include <dt-bindings/gpio/gpio.h> ++ #include <dt-bindings/interrupt-controller/arm-gic.h> ++ #include <dt-bindings/interrupt-controller/irq.h> ++ ++ spi@1100a000 { ++ compatible = "mediatek,mt8173-spi"; ++ #address-cells = <1>; ++ #size-cells = <0>; ++ reg = <0x1100a000 0x1000>; ++ interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_LOW>; ++ clocks = <&topckgen CLK_TOP_SYSPLL3_D2>, ++ <&topckgen CLK_TOP_SPI_SEL>, ++ <&pericfg CLK_PERI_SPI0>; ++ clock-names = "parent-clk", "sel-clk", "spi-clk"; ++ cs-gpios = <&pio 105 GPIO_ACTIVE_LOW>, <&pio 72 GPIO_ACTIVE_LOW>; ++ mediatek,pad-select = <1>, <0>; ++ }; +--- a/drivers/spi/spi-mt65xx.c ++++ b/drivers/spi/spi-mt65xx.c +@@ -12,11 +12,12 @@ + #include <linux/ioport.h> + #include <linux/module.h> + #include <linux/of.h> +-#include <linux/of_gpio.h> ++#include <linux/gpio/consumer.h> + #include <linux/platform_device.h> + #include <linux/platform_data/spi-mt65xx.h> + #include <linux/pm_runtime.h> + #include <linux/spi/spi.h> ++#include <linux/spi/spi-mem.h> + #include <linux/dma-mapping.h> + + #define SPI_CFG0_REG 0x0000 +@@ -31,6 +32,7 @@ + #define SPI_CFG2_REG 0x0028 + #define SPI_TX_SRC_REG_64 0x002c + #define SPI_RX_DST_REG_64 0x0030 ++#define SPI_CFG3_IPM_REG 0x0040 + + #define SPI_CFG0_SCK_HIGH_OFFSET 0 + #define SPI_CFG0_SCK_LOW_OFFSET 8 +@@ -51,6 +53,7 @@ + #define SPI_CFG1_CS_IDLE_MASK 0xff + #define SPI_CFG1_PACKET_LOOP_MASK 0xff00 + #define SPI_CFG1_PACKET_LENGTH_MASK 0x3ff0000 ++#define SPI_CFG1_IPM_PACKET_LENGTH_MASK GENMASK(31, 16) + #define SPI_CFG2_SCK_HIGH_OFFSET 0 + #define SPI_CFG2_SCK_LOW_OFFSET 16 + +@@ -71,6 +74,24 @@ + #define SPI_CMD_TX_ENDIAN BIT(15) + #define SPI_CMD_FINISH_IE BIT(16) + #define SPI_CMD_PAUSE_IE BIT(17) ++#define SPI_CMD_IPM_NONIDLE_MODE BIT(19) ++#define SPI_CMD_IPM_SPIM_LOOP BIT(21) ++#define SPI_CMD_IPM_GET_TICKDLY_OFFSET 22 ++ ++#define SPI_CMD_IPM_GET_TICKDLY_MASK GENMASK(24, 22) ++ ++#define PIN_MODE_CFG(x) ((x) / 2) ++ ++#define SPI_CFG3_IPM_HALF_DUPLEX_DIR BIT(2) ++#define SPI_CFG3_IPM_HALF_DUPLEX_EN BIT(3) ++#define SPI_CFG3_IPM_XMODE_EN BIT(4) ++#define SPI_CFG3_IPM_NODATA_FLAG BIT(5) ++#define SPI_CFG3_IPM_CMD_BYTELEN_OFFSET 8 ++#define SPI_CFG3_IPM_ADDR_BYTELEN_OFFSET 12 ++ ++#define SPI_CFG3_IPM_CMD_PIN_MODE_MASK GENMASK(1, 0) ++#define SPI_CFG3_IPM_CMD_BYTELEN_MASK GENMASK(11, 8) ++#define SPI_CFG3_IPM_ADDR_BYTELEN_MASK GENMASK(15, 12) + + #define MT8173_SPI_MAX_PAD_SEL 3 + +@@ -81,6 +102,9 @@ + + #define MTK_SPI_MAX_FIFO_SIZE 32U + #define MTK_SPI_PACKET_SIZE 1024 ++#define MTK_SPI_IPM_PACKET_SIZE SZ_64K ++#define MTK_SPI_IPM_PACKET_LOOP SZ_256 ++ + #define MTK_SPI_32BITS_MASK (0xffffffff) + + #define DMA_ADDR_EXT_BITS (36) +@@ -96,6 +120,8 @@ struct mtk_spi_compatible { + bool dma_ext; + /* some IC no need unprepare SPI clk */ + bool no_need_unprepare; ++ /* IPM design adjust and extend register to support more features */ ++ bool ipm_design; + }; + + struct mtk_spi { +@@ -103,7 +129,7 @@ struct mtk_spi { + u32 state; + int pad_num; + u32 *pad_sel; +- struct clk *parent_clk, *sel_clk, *spi_clk; ++ struct clk *parent_clk, *sel_clk, *spi_clk, *spi_hclk; + struct spi_transfer *cur_transfer; + u32 xfer_len; + u32 num_xfered; +@@ -111,6 +137,11 @@ struct mtk_spi { + u32 tx_sgl_len, rx_sgl_len; + const struct mtk_spi_compatible *dev_comp; + u32 spi_clk_hz; ++ struct completion spimem_done; ++ bool use_spimem; ++ struct device *dev; ++ dma_addr_t tx_dma; ++ dma_addr_t rx_dma; + }; + + static const struct mtk_spi_compatible mtk_common_compat; +@@ -119,6 +150,12 @@ static const struct mtk_spi_compatible m + .must_tx = true, + }; + ++static const struct mtk_spi_compatible mtk_ipm_compat = { ++ .enhance_timing = true, ++ .dma_ext = true, ++ .ipm_design = true, ++}; ++ + static const struct mtk_spi_compatible mt6765_compat = { + .need_pad_sel = true, + .must_tx = true, +@@ -160,6 +197,9 @@ static const struct mtk_chip_config mtk_ + }; + + static const struct of_device_id mtk_spi_of_match[] = { ++ { .compatible = "mediatek,spi-ipm", ++ .data = (void *)&mtk_ipm_compat, ++ }, + { .compatible = "mediatek,mt2701-spi", + .data = (void *)&mtk_common_compat, + }, +@@ -278,12 +318,11 @@ static int mtk_spi_set_hw_cs_timing(stru + return 0; + } + +-static int mtk_spi_prepare_message(struct spi_master *master, +- struct spi_message *msg) ++static int mtk_spi_hw_init(struct spi_master *master, ++ struct spi_device *spi) + { + u16 cpha, cpol; + u32 reg_val; +- struct spi_device *spi = msg->spi; + struct mtk_chip_config *chip_config = spi->controller_data; + struct mtk_spi *mdata = spi_master_get_devdata(master); + +@@ -291,6 +330,15 @@ static int mtk_spi_prepare_message(struc + cpol = spi->mode & SPI_CPOL ? 1 : 0; + + reg_val = readl(mdata->base + SPI_CMD_REG); ++ if (mdata->dev_comp->ipm_design) { ++ /* SPI transfer without idle time until packet length done */ ++ reg_val |= SPI_CMD_IPM_NONIDLE_MODE; ++ if (spi->mode & SPI_LOOP) ++ reg_val |= SPI_CMD_IPM_SPIM_LOOP; ++ else ++ reg_val &= ~SPI_CMD_IPM_SPIM_LOOP; ++ } ++ + if (cpha) + reg_val |= SPI_CMD_CPHA; + else +@@ -348,23 +396,39 @@ static int mtk_spi_prepare_message(struc + mdata->base + SPI_PAD_SEL_REG); + + /* tick delay */ +- reg_val = readl(mdata->base + SPI_CFG1_REG); + if (mdata->dev_comp->enhance_timing) { +- reg_val &= ~SPI_CFG1_GET_TICK_DLY_MASK; +- reg_val |= ((chip_config->tick_delay & 0x7) +- << SPI_CFG1_GET_TICK_DLY_OFFSET); ++ if (mdata->dev_comp->ipm_design) { ++ reg_val = readl(mdata->base + SPI_CMD_REG); ++ reg_val &= ~SPI_CMD_IPM_GET_TICKDLY_MASK; ++ reg_val |= ((chip_config->tick_delay & 0x7) ++ << SPI_CMD_IPM_GET_TICKDLY_OFFSET); ++ writel(reg_val, mdata->base + SPI_CMD_REG); ++ } else { ++ reg_val = readl(mdata->base + SPI_CFG1_REG); ++ reg_val &= ~SPI_CFG1_GET_TICK_DLY_MASK; ++ reg_val |= ((chip_config->tick_delay & 0x7) ++ << SPI_CFG1_GET_TICK_DLY_OFFSET); ++ writel(reg_val, mdata->base + SPI_CFG1_REG); ++ } + } else { ++ reg_val = readl(mdata->base + SPI_CFG1_REG); + reg_val &= ~SPI_CFG1_GET_TICK_DLY_MASK_V1; + reg_val |= ((chip_config->tick_delay & 0x3) + << SPI_CFG1_GET_TICK_DLY_OFFSET_V1); ++ writel(reg_val, mdata->base + SPI_CFG1_REG); + } +- writel(reg_val, mdata->base + SPI_CFG1_REG); + + /* set hw cs timing */ + mtk_spi_set_hw_cs_timing(spi); + return 0; + } + ++static int mtk_spi_prepare_message(struct spi_master *master, ++ struct spi_message *msg) ++{ ++ return mtk_spi_hw_init(master, msg->spi); ++} ++ + static void mtk_spi_set_cs(struct spi_device *spi, bool enable) + { + u32 reg_val; +@@ -386,13 +450,13 @@ static void mtk_spi_set_cs(struct spi_de + } + + static void mtk_spi_prepare_transfer(struct spi_master *master, +- struct spi_transfer *xfer) ++ u32 speed_hz) + { + u32 div, sck_time, reg_val; + struct mtk_spi *mdata = spi_master_get_devdata(master); + +- if (xfer->speed_hz < mdata->spi_clk_hz / 2) +- div = DIV_ROUND_UP(mdata->spi_clk_hz, xfer->speed_hz); ++ if (speed_hz < mdata->spi_clk_hz / 2) ++ div = DIV_ROUND_UP(mdata->spi_clk_hz, speed_hz); + else + div = 1; + +@@ -423,12 +487,24 @@ static void mtk_spi_setup_packet(struct + u32 packet_size, packet_loop, reg_val; + struct mtk_spi *mdata = spi_master_get_devdata(master); + +- packet_size = min_t(u32, mdata->xfer_len, MTK_SPI_PACKET_SIZE); ++ if (mdata->dev_comp->ipm_design) ++ packet_size = min_t(u32, ++ mdata->xfer_len, ++ MTK_SPI_IPM_PACKET_SIZE); ++ else ++ packet_size = min_t(u32, ++ mdata->xfer_len, ++ MTK_SPI_PACKET_SIZE); ++ + packet_loop = mdata->xfer_len / packet_size; + + reg_val = readl(mdata->base + SPI_CFG1_REG); +- reg_val &= ~(SPI_CFG1_PACKET_LENGTH_MASK | SPI_CFG1_PACKET_LOOP_MASK); ++ if (mdata->dev_comp->ipm_design) ++ reg_val &= ~SPI_CFG1_IPM_PACKET_LENGTH_MASK; ++ else ++ reg_val &= ~SPI_CFG1_PACKET_LENGTH_MASK; + reg_val |= (packet_size - 1) << SPI_CFG1_PACKET_LENGTH_OFFSET; ++ reg_val &= ~SPI_CFG1_PACKET_LOOP_MASK; + reg_val |= (packet_loop - 1) << SPI_CFG1_PACKET_LOOP_OFFSET; + writel(reg_val, mdata->base + SPI_CFG1_REG); + } +@@ -523,7 +599,7 @@ static int mtk_spi_fifo_transfer(struct + mdata->cur_transfer = xfer; + mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, xfer->len); + mdata->num_xfered = 0; +- mtk_spi_prepare_transfer(master, xfer); ++ mtk_spi_prepare_transfer(master, xfer->speed_hz); + mtk_spi_setup_packet(master); + + if (xfer->tx_buf) { +@@ -556,7 +632,7 @@ static int mtk_spi_dma_transfer(struct s + mdata->cur_transfer = xfer; + mdata->num_xfered = 0; + +- mtk_spi_prepare_transfer(master, xfer); ++ mtk_spi_prepare_transfer(master, xfer->speed_hz); + + cmd = readl(mdata->base + SPI_CMD_REG); + if (xfer->tx_buf) +@@ -591,6 +667,19 @@ static int mtk_spi_transfer_one(struct s + struct spi_device *spi, + struct spi_transfer *xfer) + { ++ struct mtk_spi *mdata = spi_master_get_devdata(spi->master); ++ u32 reg_val = 0; ++ ++ /* prepare xfer direction and duplex mode */ ++ if (mdata->dev_comp->ipm_design) { ++ if (!xfer->tx_buf || !xfer->rx_buf) { ++ reg_val |= SPI_CFG3_IPM_HALF_DUPLEX_EN; ++ if (xfer->rx_buf) ++ reg_val |= SPI_CFG3_IPM_HALF_DUPLEX_DIR; ++ } ++ writel(reg_val, mdata->base + SPI_CFG3_IPM_REG); ++ } ++ + if (master->can_dma(master, spi, xfer)) + return mtk_spi_dma_transfer(master, spi, xfer); + else +@@ -614,8 +703,9 @@ static int mtk_spi_setup(struct spi_devi + if (!spi->controller_data) + spi->controller_data = (void *)&mtk_default_chip_info; + +- if (mdata->dev_comp->need_pad_sel && gpio_is_valid(spi->cs_gpio)) +- gpio_direction_output(spi->cs_gpio, !(spi->mode & SPI_CS_HIGH)); ++ if (mdata->dev_comp->need_pad_sel && spi->cs_gpiod) ++ /* CS de-asserted, gpiolib will handle inversion */ ++ gpiod_direction_output(spi->cs_gpiod, 0); + + return 0; + } +@@ -633,6 +723,12 @@ static irqreturn_t mtk_spi_interrupt(int + else + mdata->state = MTK_SPI_IDLE; + ++ /* SPI-MEM ops */ ++ if (mdata->use_spimem) { ++ complete(&mdata->spimem_done); ++ return IRQ_HANDLED; ++ } ++ + if (!master->can_dma(master, NULL, trans)) { + if (trans->rx_buf) { + cnt = mdata->xfer_len / 4; +@@ -716,6 +812,274 @@ static irqreturn_t mtk_spi_interrupt(int + return IRQ_HANDLED; + } + ++static int mtk_spi_mem_adjust_op_size(struct spi_mem *mem, ++ struct spi_mem_op *op) ++{ ++ int opcode_len; ++ ++ if (op->data.dir != SPI_MEM_NO_DATA) { ++ opcode_len = 1 + op->addr.nbytes + op->dummy.nbytes; ++ if (opcode_len + op->data.nbytes > MTK_SPI_IPM_PACKET_SIZE) { ++ op->data.nbytes = MTK_SPI_IPM_PACKET_SIZE - opcode_len; ++ /* force data buffer dma-aligned. */ ++ op->data.nbytes -= op->data.nbytes % 4; ++ } ++ } ++ ++ return 0; ++} ++ ++static bool mtk_spi_mem_supports_op(struct spi_mem *mem, ++ const struct spi_mem_op *op) ++{ ++ if (!spi_mem_default_supports_op(mem, op)) ++ return false; ++ ++ if (op->addr.nbytes && op->dummy.nbytes && ++ op->addr.buswidth != op->dummy.buswidth) ++ return false; ++ ++ if (op->addr.nbytes + op->dummy.nbytes > 16) ++ return false; ++ ++ if (op->data.nbytes > MTK_SPI_IPM_PACKET_SIZE) { ++ if (op->data.nbytes / MTK_SPI_IPM_PACKET_SIZE > ++ MTK_SPI_IPM_PACKET_LOOP || ++ op->data.nbytes % MTK_SPI_IPM_PACKET_SIZE != 0) ++ return false; ++ } ++ ++ return true; ++} ++ ++static void mtk_spi_mem_setup_dma_xfer(struct spi_master *master, ++ const struct spi_mem_op *op) ++{ ++ struct mtk_spi *mdata = spi_master_get_devdata(master); ++ ++ writel((u32)(mdata->tx_dma & MTK_SPI_32BITS_MASK), ++ mdata->base + SPI_TX_SRC_REG); ++#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT ++ if (mdata->dev_comp->dma_ext) ++ writel((u32)(mdata->tx_dma >> 32), ++ mdata->base + SPI_TX_SRC_REG_64); ++#endif ++ ++ if (op->data.dir == SPI_MEM_DATA_IN) { ++ writel((u32)(mdata->rx_dma & MTK_SPI_32BITS_MASK), ++ mdata->base + SPI_RX_DST_REG); ++#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT ++ if (mdata->dev_comp->dma_ext) ++ writel((u32)(mdata->rx_dma >> 32), ++ mdata->base + SPI_RX_DST_REG_64); ++#endif ++ } ++} ++ ++static int mtk_spi_transfer_wait(struct spi_mem *mem, ++ const struct spi_mem_op *op) ++{ ++ struct mtk_spi *mdata = spi_master_get_devdata(mem->spi->master); ++ /* ++ * For each byte we wait for 8 cycles of the SPI clock. ++ * Since speed is defined in Hz and we want milliseconds, ++ * so it should be 8 * 1000. ++ */ ++ u64 ms = 8000LL; ++ ++ if (op->data.dir == SPI_MEM_NO_DATA) ++ ms *= 32; /* prevent we may get 0 for short transfers. */ ++ else ++ ms *= op->data.nbytes; ++ ms = div_u64(ms, mem->spi->max_speed_hz); ++ ms += ms + 1000; /* 1s tolerance */ ++ ++ if (ms > UINT_MAX) ++ ms = UINT_MAX; ++ ++ if (!wait_for_completion_timeout(&mdata->spimem_done, ++ msecs_to_jiffies(ms))) { ++ dev_err(mdata->dev, "spi-mem transfer timeout\n"); ++ return -ETIMEDOUT; ++ } ++ ++ return 0; ++} ++ ++static int mtk_spi_mem_exec_op(struct spi_mem *mem, ++ const struct spi_mem_op *op) ++{ ++ struct mtk_spi *mdata = spi_master_get_devdata(mem->spi->master); ++ u32 reg_val, nio, tx_size; ++ char *tx_tmp_buf, *rx_tmp_buf; ++ int ret = 0; ++ ++ mdata->use_spimem = true; ++ reinit_completion(&mdata->spimem_done); ++ ++ mtk_spi_reset(mdata); ++ mtk_spi_hw_init(mem->spi->master, mem->spi); ++ mtk_spi_prepare_transfer(mem->spi->master, mem->spi->max_speed_hz); ++ ++ reg_val = readl(mdata->base + SPI_CFG3_IPM_REG); ++ /* opcode byte len */ ++ reg_val &= ~SPI_CFG3_IPM_CMD_BYTELEN_MASK; ++ reg_val |= 1 << SPI_CFG3_IPM_CMD_BYTELEN_OFFSET; ++ ++ /* addr & dummy byte len */ ++ reg_val &= ~SPI_CFG3_IPM_ADDR_BYTELEN_MASK; ++ if (op->addr.nbytes || op->dummy.nbytes) ++ reg_val |= (op->addr.nbytes + op->dummy.nbytes) << ++ SPI_CFG3_IPM_ADDR_BYTELEN_OFFSET; ++ ++ /* data byte len */ ++ if (op->data.dir == SPI_MEM_NO_DATA) { ++ reg_val |= SPI_CFG3_IPM_NODATA_FLAG; ++ writel(0, mdata->base + SPI_CFG1_REG); ++ } else { ++ reg_val &= ~SPI_CFG3_IPM_NODATA_FLAG; ++ mdata->xfer_len = op->data.nbytes; ++ mtk_spi_setup_packet(mem->spi->master); ++ } ++ ++ if (op->addr.nbytes || op->dummy.nbytes) { ++ if (op->addr.buswidth == 1 || op->dummy.buswidth == 1) ++ reg_val |= SPI_CFG3_IPM_XMODE_EN; ++ else ++ reg_val &= ~SPI_CFG3_IPM_XMODE_EN; ++ } ++ ++ if (op->addr.buswidth == 2 || ++ op->dummy.buswidth == 2 || ++ op->data.buswidth == 2) ++ nio = 2; ++ else if (op->addr.buswidth == 4 || ++ op->dummy.buswidth == 4 || ++ op->data.buswidth == 4) ++ nio = 4; ++ else ++ nio = 1; ++ ++ reg_val &= ~SPI_CFG3_IPM_CMD_PIN_MODE_MASK; ++ reg_val |= PIN_MODE_CFG(nio); ++ ++ reg_val |= SPI_CFG3_IPM_HALF_DUPLEX_EN; ++ if (op->data.dir == SPI_MEM_DATA_IN) ++ reg_val |= SPI_CFG3_IPM_HALF_DUPLEX_DIR; ++ else ++ reg_val &= ~SPI_CFG3_IPM_HALF_DUPLEX_DIR; ++ writel(reg_val, mdata->base + SPI_CFG3_IPM_REG); ++ ++ tx_size = 1 + op->addr.nbytes + op->dummy.nbytes; ++ if (op->data.dir == SPI_MEM_DATA_OUT) ++ tx_size += op->data.nbytes; ++ ++ tx_size = max_t(u32, tx_size, 32); ++ ++ tx_tmp_buf = kzalloc(tx_size, GFP_KERNEL | GFP_DMA); ++ if (!tx_tmp_buf) { ++ mdata->use_spimem = false; ++ return -ENOMEM; ++ } ++ ++ tx_tmp_buf[0] = op->cmd.opcode; ++ ++ if (op->addr.nbytes) { ++ int i; ++ ++ for (i = 0; i < op->addr.nbytes; i++) ++ tx_tmp_buf[i + 1] = op->addr.val >> ++ (8 * (op->addr.nbytes - i - 1)); ++ } ++ ++ if (op->dummy.nbytes) ++ memset(tx_tmp_buf + op->addr.nbytes + 1, ++ 0xff, ++ op->dummy.nbytes); ++ ++ if (op->data.nbytes && op->data.dir == SPI_MEM_DATA_OUT) ++ memcpy(tx_tmp_buf + op->dummy.nbytes + op->addr.nbytes + 1, ++ op->data.buf.out, ++ op->data.nbytes); ++ ++ mdata->tx_dma = dma_map_single(mdata->dev, tx_tmp_buf, ++ tx_size, DMA_TO_DEVICE); ++ if (dma_mapping_error(mdata->dev, mdata->tx_dma)) { ++ ret = -ENOMEM; ++ goto err_exit; ++ } ++ ++ if (op->data.dir == SPI_MEM_DATA_IN) { ++ if (!IS_ALIGNED((size_t)op->data.buf.in, 4)) { ++ rx_tmp_buf = kzalloc(op->data.nbytes, ++ GFP_KERNEL | GFP_DMA); ++ if (!rx_tmp_buf) { ++ ret = -ENOMEM; ++ goto unmap_tx_dma; ++ } ++ } else { ++ rx_tmp_buf = op->data.buf.in; ++ } ++ ++ mdata->rx_dma = dma_map_single(mdata->dev, ++ rx_tmp_buf, ++ op->data.nbytes, ++ DMA_FROM_DEVICE); ++ if (dma_mapping_error(mdata->dev, mdata->rx_dma)) { ++ ret = -ENOMEM; ++ goto kfree_rx_tmp_buf; ++ } ++ } ++ ++ reg_val = readl(mdata->base + SPI_CMD_REG); ++ reg_val |= SPI_CMD_TX_DMA; ++ if (op->data.dir == SPI_MEM_DATA_IN) ++ reg_val |= SPI_CMD_RX_DMA; ++ writel(reg_val, mdata->base + SPI_CMD_REG); ++ ++ mtk_spi_mem_setup_dma_xfer(mem->spi->master, op); ++ ++ mtk_spi_enable_transfer(mem->spi->master); ++ ++ /* Wait for the interrupt. */ ++ ret = mtk_spi_transfer_wait(mem, op); ++ if (ret) ++ goto unmap_rx_dma; ++ ++ /* spi disable dma */ ++ reg_val = readl(mdata->base + SPI_CMD_REG); ++ reg_val &= ~SPI_CMD_TX_DMA; ++ if (op->data.dir == SPI_MEM_DATA_IN) ++ reg_val &= ~SPI_CMD_RX_DMA; ++ writel(reg_val, mdata->base + SPI_CMD_REG); ++ ++unmap_rx_dma: ++ if (op->data.dir == SPI_MEM_DATA_IN) { ++ dma_unmap_single(mdata->dev, mdata->rx_dma, ++ op->data.nbytes, DMA_FROM_DEVICE); ++ if (!IS_ALIGNED((size_t)op->data.buf.in, 4)) ++ memcpy(op->data.buf.in, rx_tmp_buf, op->data.nbytes); ++ } ++kfree_rx_tmp_buf: ++ if (op->data.dir == SPI_MEM_DATA_IN && ++ !IS_ALIGNED((size_t)op->data.buf.in, 4)) ++ kfree(rx_tmp_buf); ++unmap_tx_dma: ++ dma_unmap_single(mdata->dev, mdata->tx_dma, ++ tx_size, DMA_TO_DEVICE); ++err_exit: ++ kfree(tx_tmp_buf); ++ mdata->use_spimem = false; ++ ++ return ret; ++} ++ ++static const struct spi_controller_mem_ops mtk_spi_mem_ops = { ++ .adjust_op_size = mtk_spi_mem_adjust_op_size, ++ .supports_op = mtk_spi_mem_supports_op, ++ .exec_op = mtk_spi_mem_exec_op, ++}; ++ + static int mtk_spi_probe(struct platform_device *pdev) + { + struct spi_master *master; +@@ -739,6 +1103,7 @@ static int mtk_spi_probe(struct platform + master->can_dma = mtk_spi_can_dma; + master->setup = mtk_spi_setup; + master->set_cs_timing = mtk_spi_set_hw_cs_timing; ++ master->use_gpio_descriptors = true; + + of_id = of_match_node(mtk_spi_of_match, pdev->dev.of_node); + if (!of_id) { +@@ -755,6 +1120,14 @@ static int mtk_spi_probe(struct platform + + if (mdata->dev_comp->must_tx) + master->flags = SPI_MASTER_MUST_TX; ++ if (mdata->dev_comp->ipm_design) ++ master->mode_bits |= SPI_LOOP; ++ ++ if (mdata->dev_comp->ipm_design) { ++ mdata->dev = &pdev->dev; ++ master->mem_ops = &mtk_spi_mem_ops; ++ init_completion(&mdata->spimem_done); ++ } + + if (mdata->dev_comp->need_pad_sel) { + mdata->pad_num = of_property_count_u32_elems( +@@ -831,25 +1204,40 @@ static int mtk_spi_probe(struct platform + goto err_put_master; + } + ++ mdata->spi_hclk = devm_clk_get_optional(&pdev->dev, "hclk"); ++ if (IS_ERR(mdata->spi_hclk)) { ++ ret = PTR_ERR(mdata->spi_hclk); ++ dev_err(&pdev->dev, "failed to get hclk: %d\n", ret); ++ goto err_put_master; ++ } ++ ++ ret = clk_prepare_enable(mdata->spi_hclk); ++ if (ret < 0) { ++ dev_err(&pdev->dev, "failed to enable hclk (%d)\n", ret); ++ goto err_put_master; ++ } ++ + ret = clk_prepare_enable(mdata->spi_clk); + if (ret < 0) { + dev_err(&pdev->dev, "failed to enable spi_clk (%d)\n", ret); +- goto err_put_master; ++ goto err_disable_spi_hclk; + } + + ret = clk_set_parent(mdata->sel_clk, mdata->parent_clk); + if (ret < 0) { + dev_err(&pdev->dev, "failed to clk_set_parent (%d)\n", ret); +- clk_disable_unprepare(mdata->spi_clk); +- goto err_put_master; ++ goto err_disable_spi_clk; + } + + mdata->spi_clk_hz = clk_get_rate(mdata->spi_clk); + +- if (mdata->dev_comp->no_need_unprepare) ++ if (mdata->dev_comp->no_need_unprepare) { + clk_disable(mdata->spi_clk); +- else ++ clk_disable(mdata->spi_hclk); ++ } else { + clk_disable_unprepare(mdata->spi_clk); ++ clk_disable_unprepare(mdata->spi_hclk); ++ } + + pm_runtime_enable(&pdev->dev); + +@@ -862,25 +1250,12 @@ static int mtk_spi_probe(struct platform + goto err_disable_runtime_pm; + } + +- if (!master->cs_gpios && master->num_chipselect > 1) { ++ if (!master->cs_gpiods && master->num_chipselect > 1) { + dev_err(&pdev->dev, + "cs_gpios not specified and num_chipselect > 1\n"); + ret = -EINVAL; + goto err_disable_runtime_pm; + } +- +- if (master->cs_gpios) { +- for (i = 0; i < master->num_chipselect; i++) { +- ret = devm_gpio_request(&pdev->dev, +- master->cs_gpios[i], +- dev_name(&pdev->dev)); +- if (ret) { +- dev_err(&pdev->dev, +- "can't get CS GPIO %i\n", i); +- goto err_disable_runtime_pm; +- } +- } +- } + } + + if (mdata->dev_comp->dma_ext) +@@ -902,6 +1277,10 @@ static int mtk_spi_probe(struct platform + + err_disable_runtime_pm: + pm_runtime_disable(&pdev->dev); ++err_disable_spi_clk: ++ clk_disable_unprepare(mdata->spi_clk); ++err_disable_spi_hclk: ++ clk_disable_unprepare(mdata->spi_hclk); + err_put_master: + spi_master_put(master); + +@@ -917,8 +1296,10 @@ static int mtk_spi_remove(struct platfor + + mtk_spi_reset(mdata); + +- if (mdata->dev_comp->no_need_unprepare) ++ if (mdata->dev_comp->no_need_unprepare) { + clk_unprepare(mdata->spi_clk); ++ clk_unprepare(mdata->spi_hclk); ++ } + + return 0; + } +@@ -934,8 +1315,10 @@ static int mtk_spi_suspend(struct device + if (ret) + return ret; + +- if (!pm_runtime_suspended(dev)) ++ if (!pm_runtime_suspended(dev)) { + clk_disable_unprepare(mdata->spi_clk); ++ clk_disable_unprepare(mdata->spi_hclk); ++ } + + return ret; + } +@@ -952,11 +1335,20 @@ static int mtk_spi_resume(struct device + dev_err(dev, "failed to enable spi_clk (%d)\n", ret); + return ret; + } ++ ++ ret = clk_prepare_enable(mdata->spi_hclk); ++ if (ret < 0) { ++ dev_err(dev, "failed to enable spi_hclk (%d)\n", ret); ++ clk_disable_unprepare(mdata->spi_clk); ++ return ret; ++ } + } + + ret = spi_master_resume(master); +- if (ret < 0) ++ if (ret < 0) { + clk_disable_unprepare(mdata->spi_clk); ++ clk_disable_unprepare(mdata->spi_hclk); ++ } + + return ret; + } +@@ -968,10 +1360,13 @@ static int mtk_spi_runtime_suspend(struc + struct spi_master *master = dev_get_drvdata(dev); + struct mtk_spi *mdata = spi_master_get_devdata(master); + +- if (mdata->dev_comp->no_need_unprepare) ++ if (mdata->dev_comp->no_need_unprepare) { + clk_disable(mdata->spi_clk); +- else ++ clk_disable(mdata->spi_hclk); ++ } else { + clk_disable_unprepare(mdata->spi_clk); ++ clk_disable_unprepare(mdata->spi_hclk); ++ } + + return 0; + } +@@ -982,13 +1377,31 @@ static int mtk_spi_runtime_resume(struct + struct mtk_spi *mdata = spi_master_get_devdata(master); + int ret; + +- if (mdata->dev_comp->no_need_unprepare) ++ if (mdata->dev_comp->no_need_unprepare) { + ret = clk_enable(mdata->spi_clk); +- else ++ if (ret < 0) { ++ dev_err(dev, "failed to enable spi_clk (%d)\n", ret); ++ return ret; ++ } ++ ret = clk_enable(mdata->spi_hclk); ++ if (ret < 0) { ++ dev_err(dev, "failed to enable spi_hclk (%d)\n", ret); ++ clk_disable(mdata->spi_clk); ++ return ret; ++ } ++ } else { + ret = clk_prepare_enable(mdata->spi_clk); +- if (ret < 0) { +- dev_err(dev, "failed to enable spi_clk (%d)\n", ret); +- return ret; ++ if (ret < 0) { ++ dev_err(dev, "failed to prepare_enable spi_clk (%d)\n", ret); ++ return ret; ++ } ++ ++ ret = clk_prepare_enable(mdata->spi_hclk); ++ if (ret < 0) { ++ dev_err(dev, "failed to prepare_enable spi_hclk (%d)\n", ret); ++ clk_disable_unprepare(mdata->spi_clk); ++ return ret; ++ } + } + + return 0; diff --git a/target/linux/mediatek/patches-5.15/320-mmc-mediatek-add-support-for-MT7986-SoC.patch b/target/linux/mediatek/patches-5.15/320-mmc-mediatek-add-support-for-MT7986-SoC.patch new file mode 100644 index 0000000000..56ffa73c00 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/320-mmc-mediatek-add-support-for-MT7986-SoC.patch @@ -0,0 +1,44 @@ +From 1a7963e9843f6f1e4b02a30926d20b314c03e4df Mon Sep 17 00:00:00 2001 +From: Sam Shih <sam.shih@mediatek.com> +Date: Sat, 25 Jun 2022 02:10:13 +0800 +Subject: [PATCH] mmc: mediatek: add support for MT7986 SoC + +Adding mt7986 own characteristics and of_device_id to have support +of MT7986 SoC. + +Signed-off-by: Sam Shih <sam.shih@mediatek.com> +Change-Id: I07cf8406cbe8c1a7114b304f35fc3e689e512e5a +--- + drivers/mmc/host/mtk-sd.c | 14 ++++++++++++++ + 1 file changed, 14 insertions(+) + +--- a/drivers/mmc/host/mtk-sd.c ++++ b/drivers/mmc/host/mtk-sd.c +@@ -540,6 +540,19 @@ static const struct mtk_mmc_compatible m + .support_64g = false, + }; + ++static const struct mtk_mmc_compatible mt7986_compat = { ++ .clk_div_bits = 12, ++ .recheck_sdio_irq = true, ++ .hs400_tune = false, ++ .pad_tune_reg = MSDC_PAD_TUNE0, ++ .async_fifo = true, ++ .data_tune = true, ++ .busy_check = true, ++ .stop_clk_fix = true, ++ .enhance_rx = true, ++ .support_64g = true, ++}; ++ + static const struct mtk_mmc_compatible mt8516_compat = { + .clk_div_bits = 12, + .recheck_sdio_irq = true, +@@ -584,6 +597,7 @@ static const struct of_device_id msdc_of + { .compatible = "mediatek,mt2701-mmc", .data = &mt2701_compat}, + { .compatible = "mediatek,mt2712-mmc", .data = &mt2712_compat}, + { .compatible = "mediatek,mt7622-mmc", .data = &mt7622_compat}, ++ { .compatible = "mediatek,mt7986-mmc", .data = &mt7986_compat}, + { .compatible = "mediatek,mt8516-mmc", .data = &mt8516_compat}, + { .compatible = "mediatek,mt7620-mmc", .data = &mt7620_compat}, + { .compatible = "mediatek,mt6779-mmc", .data = &mt6779_compat}, diff --git a/target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch b/target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch new file mode 100644 index 0000000000..332f17bae7 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/405-mt7986-trng-add-rng-support.patch @@ -0,0 +1,41 @@ +From f6ba5e17bee38f8ffe118c47fbfef3cf90eb87ff Mon Sep 17 00:00:00 2001 +From: "Mingming.Su" <Mingming.Su@mediatek.com> +Date: Wed, 30 Jun 2021 16:59:32 +0800 +Subject: [PATCH] mt7986: trng: add rng support + +1. Add trng compatible name for MT7986 +2. Fix mtk_rng_wait_ready() function + +Signed-off-by: Mingming.Su <Mingming.Su@mediatek.com> +--- + drivers/char/hw_random/mtk-rng.c | 5 +++-- + 1 file changed, 3 insertions(+), 2 deletions(-) + +--- a/drivers/char/hw_random/mtk-rng.c ++++ b/drivers/char/hw_random/mtk-rng.c +@@ -22,7 +22,7 @@ + #define RNG_AUTOSUSPEND_TIMEOUT 100 + + #define USEC_POLL 2 +-#define TIMEOUT_POLL 20 ++#define TIMEOUT_POLL 60 + + #define RNG_CTRL 0x00 + #define RNG_EN BIT(0) +@@ -77,7 +77,7 @@ static bool mtk_rng_wait_ready(struct hw + readl_poll_timeout_atomic(priv->base + RNG_CTRL, ready, + ready & RNG_READY, USEC_POLL, + TIMEOUT_POLL); +- return !!ready; ++ return !!(ready & RNG_READY); + } + + static int mtk_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait) +@@ -179,6 +179,7 @@ static const struct dev_pm_ops mtk_rng_p + #endif /* CONFIG_PM */ + + static const struct of_device_id mtk_rng_match[] = { ++ { .compatible = "mediatek,mt7986-rng" }, + { .compatible = "mediatek,mt7623-rng" }, + {}, + }; diff --git a/target/linux/mediatek/patches-5.15/920-watchdog-add-mt7986-assert.patch b/target/linux/mediatek/patches-5.15/920-watchdog-add-mt7986-assert.patch new file mode 100644 index 0000000000..699161458c --- /dev/null +++ b/target/linux/mediatek/patches-5.15/920-watchdog-add-mt7986-assert.patch @@ -0,0 +1,57 @@ +--- a/drivers/watchdog/mtk_wdt.c ++++ b/drivers/watchdog/mtk_wdt.c +@@ -9,6 +9,7 @@ + * Based on sunxi_wdt.c + */ + ++#include <dt-bindings/reset/mt7986-resets.h> + #include <dt-bindings/reset-controller/mt2712-resets.h> + #include <dt-bindings/reset-controller/mt8183-resets.h> + #include <dt-bindings/reset-controller/mt8192-resets.h> +@@ -65,6 +66,7 @@ struct mtk_wdt_dev { + void __iomem *wdt_base; + spinlock_t lock; /* protects WDT_SWSYSRST reg */ + struct reset_controller_dev rcdev; ++ bool disable_wdt_extrst; + }; + + struct mtk_wdt_data { +@@ -87,6 +89,10 @@ static const struct mtk_wdt_data mt8195_ + .toprgu_sw_rst_num = MT8195_TOPRGU_SW_RST_NUM, + }; + ++static const struct mtk_wdt_data mt7986_data = { ++ .toprgu_sw_rst_num = MT7986_TOPRGU_SW_RST_NUM, ++}; ++ + static int toprgu_reset_update(struct reset_controller_dev *rcdev, + unsigned long id, bool assert) + { +@@ -256,6 +262,8 @@ static int mtk_wdt_start(struct watchdog + reg |= (WDT_MODE_IRQ_EN | WDT_MODE_DUAL_EN); + else + reg &= ~(WDT_MODE_IRQ_EN | WDT_MODE_DUAL_EN); ++ if (mtk_wdt->disable_wdt_extrst) ++ reg &= ~WDT_MODE_EXRST_EN; + reg |= (WDT_MODE_EN | WDT_MODE_KEY); + iowrite32(reg, wdt_base + WDT_MODE); + +@@ -381,6 +389,10 @@ static int mtk_wdt_probe(struct platform + if (err) + return err; + } ++ ++ mtk_wdt->disable_wdt_extrst = ++ of_property_read_bool(dev->of_node, "mediatek,disable-extrst"); ++ + return 0; + } + +@@ -414,6 +426,7 @@ static const struct of_device_id mtk_wdt + { .compatible = "mediatek,mt8183-wdt", .data = &mt8183_data }, + { .compatible = "mediatek,mt8192-wdt", .data = &mt8192_data }, + { .compatible = "mediatek,mt8195-wdt", .data = &mt8195_data }, ++ { .compatible = "mediatek,mt7986-wdt", .data = &mt7986_data }, + { /* sentinel */ } + }; + MODULE_DEVICE_TABLE(of, mtk_wdt_dt_ids); diff --git a/target/linux/mediatek/patches-5.15/921-mt7986-add-mmc-support.patch b/target/linux/mediatek/patches-5.15/921-mt7986-add-mmc-support.patch new file mode 100644 index 0000000000..18b6e97d06 --- /dev/null +++ b/target/linux/mediatek/patches-5.15/921-mt7986-add-mmc-support.patch @@ -0,0 +1,47 @@ +From 0f8a0dd620b2fb5f9c852844ce5f445bb0bd6d52 Mon Sep 17 00:00:00 2001 +From: Sam Shih <sam.shih@mediatek.com> +Date: Wed, 4 May 2022 10:27:43 +0800 +Subject: [PATCH 5/5] mediatek: add mt7986a mmc support + +Add mt7986a boot mmc support + +Signed-off-by: Sam Shih <sam.shih@mediatek.com> +--- + ...-mmc-mediatek-add-mt7986-mmc-support.patch | 31 +++++++++++++++++++ + 1 file changed, 31 insertions(+) + create mode 100644 target/linux/mediatek/patches-5.15/0704-mmc-mediatek-add-mt7986-mmc-support.patch + +--- /dev/null ++++ b/target/linux/mediatek/patches-5.15/0704-mmc-mediatek-add-mt7986-mmc-support.patch +@@ -0,0 +1,31 @@ ++diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c ++index 1ac9201..a32349c 100644 ++--- a/drivers/mmc/host/mtk-sd.c +++++ b/drivers/mmc/host/mtk-sd.c ++@@ -540,6 +540,18 @@ static const struct mtk_mmc_compatible mt7622_compat = { ++ .support_64g = false, ++ }; ++ +++static const struct mtk_mmc_compatible mt7986_compat = { +++ .clk_div_bits = 12, +++ .hs400_tune = false, +++ .pad_tune_reg = MSDC_PAD_TUNE0, +++ .async_fifo = true, +++ .data_tune = true, +++ .busy_check = true, +++ .stop_clk_fix = true, +++ .enhance_rx = true, +++ .support_64g = true, +++}; +++ ++ static const struct mtk_mmc_compatible mt8516_compat = { ++ .clk_div_bits = 12, ++ .recheck_sdio_irq = true, ++@@ -584,6 +596,7 @@ static const struct of_device_id msdc_of_ids[] = { ++ { .compatible = "mediatek,mt2701-mmc", .data = &mt2701_compat}, ++ { .compatible = "mediatek,mt2712-mmc", .data = &mt2712_compat}, ++ { .compatible = "mediatek,mt7622-mmc", .data = &mt7622_compat}, +++ { .compatible = "mediatek,mt7986-mmc", .data = &mt7986_compat}, ++ { .compatible = "mediatek,mt8516-mmc", .data = &mt8516_compat}, ++ { .compatible = "mediatek,mt7620-mmc", .data = &mt7620_compat}, ++ { .compatible = "mediatek,mt6779-mmc", .data = &mt6779_compat}, diff --git a/target/linux/mediatek/patches-5.15/922-PCI-mediatek-gen3-change-driver-name-to-mtk-pcie-gen.patch b/target/linux/mediatek/patches-5.15/922-PCI-mediatek-gen3-change-driver-name-to-mtk-pcie-gen.patch new file mode 100644 index 0000000000..44aed2207d --- /dev/null +++ b/target/linux/mediatek/patches-5.15/922-PCI-mediatek-gen3-change-driver-name-to-mtk-pcie-gen.patch @@ -0,0 +1,20 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Wed, 4 May 2022 12:03:42 +0200 +Subject: [PATCH] PCI: mediatek-gen3: change driver name to mtk-pcie-gen3 + +This allows it to coexist with the other mtk pcie driver in the same kernel + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/pci/controller/pcie-mediatek-gen3.c ++++ b/drivers/pci/controller/pcie-mediatek-gen3.c +@@ -1025,7 +1025,7 @@ static struct platform_driver mtk_pcie_d + .probe = mtk_pcie_probe, + .remove = mtk_pcie_remove, + .driver = { +- .name = "mtk-pcie", ++ .name = "mtk-pcie-gen3", + .of_match_table = mtk_pcie_of_match, + .pm = &mtk_pcie_pm_ops, + }, |