diff options
Diffstat (limited to 'target/linux/mediatek/patches-4.14/0161-pwm-mediatek-Add-MT2712-MT7622-support.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.14/0161-pwm-mediatek-Add-MT2712-MT7622-support.patch | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/target/linux/mediatek/patches-4.14/0161-pwm-mediatek-Add-MT2712-MT7622-support.patch b/target/linux/mediatek/patches-4.14/0161-pwm-mediatek-Add-MT2712-MT7622-support.patch deleted file mode 100644 index bca6ed5bbb..0000000000 --- a/target/linux/mediatek/patches-4.14/0161-pwm-mediatek-Add-MT2712-MT7622-support.patch +++ /dev/null @@ -1,145 +0,0 @@ -From 7cc8226e45b2c6b9f06ce82ba6995b8f911afe25 Mon Sep 17 00:00:00 2001 -From: Zhi Mao <zhi.mao@mediatek.com> -Date: Wed, 25 Oct 2017 18:11:01 +0800 -Subject: [PATCH 161/224] pwm: mediatek: Add MT2712/MT7622 support - -Add support for MT2712 and MT7622. Due to register offset address of -pwm7 for MT2712 is not fixed 0x40, add mtk_pwm_reg_offset array for PWM -register offset. - -Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com> -Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> -Signed-off-by: Zhi Mao <zhi.mao@mediatek.com> -Signed-off-by: Thierry Reding <thierry.reding@gmail.com> ---- - drivers/pwm/pwm-mediatek.c | 53 ++++++++++++++++++++++++++++++++++++++-------- - 1 file changed, 44 insertions(+), 9 deletions(-) - ---- a/drivers/pwm/pwm-mediatek.c -+++ b/drivers/pwm/pwm-mediatek.c -@@ -16,6 +16,7 @@ - #include <linux/module.h> - #include <linux/clk.h> - #include <linux/of.h> -+#include <linux/of_device.h> - #include <linux/platform_device.h> - #include <linux/pwm.h> - #include <linux/slab.h> -@@ -40,11 +41,19 @@ enum { - MTK_CLK_PWM3, - MTK_CLK_PWM4, - MTK_CLK_PWM5, -+ MTK_CLK_PWM6, -+ MTK_CLK_PWM7, -+ MTK_CLK_PWM8, - MTK_CLK_MAX, - }; - --static const char * const mtk_pwm_clk_name[] = { -- "main", "top", "pwm1", "pwm2", "pwm3", "pwm4", "pwm5" -+static const char * const mtk_pwm_clk_name[MTK_CLK_MAX] = { -+ "main", "top", "pwm1", "pwm2", "pwm3", "pwm4", "pwm5", "pwm6", "pwm7", -+ "pwm8" -+}; -+ -+struct mtk_pwm_platform_data { -+ unsigned int num_pwms; - }; - - /** -@@ -59,6 +68,10 @@ struct mtk_pwm_chip { - struct clk *clks[MTK_CLK_MAX]; - }; - -+static const unsigned int mtk_pwm_reg_offset[] = { -+ 0x0010, 0x0050, 0x0090, 0x00d0, 0x0110, 0x0150, 0x0190, 0x0220 -+}; -+ - static inline struct mtk_pwm_chip *to_mtk_pwm_chip(struct pwm_chip *chip) - { - return container_of(chip, struct mtk_pwm_chip, chip); -@@ -103,14 +116,14 @@ static void mtk_pwm_clk_disable(struct p - static inline u32 mtk_pwm_readl(struct mtk_pwm_chip *chip, unsigned int num, - unsigned int offset) - { -- return readl(chip->regs + 0x10 + (num * 0x40) + offset); -+ return readl(chip->regs + mtk_pwm_reg_offset[num] + offset); - } - - static inline void mtk_pwm_writel(struct mtk_pwm_chip *chip, - unsigned int num, unsigned int offset, - u32 value) - { -- writel(value, chip->regs + 0x10 + (num * 0x40) + offset); -+ writel(value, chip->regs + mtk_pwm_reg_offset[num] + offset); - } - - static int mtk_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, -@@ -185,6 +198,7 @@ static const struct pwm_ops mtk_pwm_ops - - static int mtk_pwm_probe(struct platform_device *pdev) - { -+ const struct mtk_pwm_platform_data *data; - struct mtk_pwm_chip *pc; - struct resource *res; - unsigned int i; -@@ -194,15 +208,22 @@ static int mtk_pwm_probe(struct platform - if (!pc) - return -ENOMEM; - -+ data = of_device_get_match_data(&pdev->dev); -+ if (data == NULL) -+ return -EINVAL; -+ - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - pc->regs = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(pc->regs)) - return PTR_ERR(pc->regs); - -- for (i = 0; i < MTK_CLK_MAX; i++) { -+ for (i = 0; i < data->num_pwms + 2; i++) { - pc->clks[i] = devm_clk_get(&pdev->dev, mtk_pwm_clk_name[i]); -- if (IS_ERR(pc->clks[i])) -+ if (IS_ERR(pc->clks[i])) { -+ dev_err(&pdev->dev, "clock: %s fail: %ld\n", -+ mtk_pwm_clk_name[i], PTR_ERR(pc->clks[i])); - return PTR_ERR(pc->clks[i]); -+ } - } - - platform_set_drvdata(pdev, pc); -@@ -210,7 +231,7 @@ static int mtk_pwm_probe(struct platform - pc->chip.dev = &pdev->dev; - pc->chip.ops = &mtk_pwm_ops; - pc->chip.base = -1; -- pc->chip.npwm = 5; -+ pc->chip.npwm = data->num_pwms; - - ret = pwmchip_add(&pc->chip); - if (ret < 0) { -@@ -228,9 +249,23 @@ static int mtk_pwm_remove(struct platfor - return pwmchip_remove(&pc->chip); - } - -+static const struct mtk_pwm_platform_data mt2712_pwm_data = { -+ .num_pwms = 8, -+}; -+ -+static const struct mtk_pwm_platform_data mt7622_pwm_data = { -+ .num_pwms = 6, -+}; -+ -+static const struct mtk_pwm_platform_data mt7623_pwm_data = { -+ .num_pwms = 5, -+}; -+ - static const struct of_device_id mtk_pwm_of_match[] = { -- { .compatible = "mediatek,mt7623-pwm" }, -- { } -+ { .compatible = "mediatek,mt2712-pwm", .data = &mt2712_pwm_data }, -+ { .compatible = "mediatek,mt7622-pwm", .data = &mt7622_pwm_data }, -+ { .compatible = "mediatek,mt7623-pwm", .data = &mt7623_pwm_data }, -+ { }, - }; - MODULE_DEVICE_TABLE(of, mtk_pwm_of_match); - |