From e58cd453d58b20c6a6f34d3591640aa19aa14d25 Mon Sep 17 00:00:00 2001 From: Claudiu Beznea Date: Fri, 4 Feb 2022 15:57:50 +0200 Subject: at91: add kernel support for sama7g5 soc Add kernel support for SAMA7G5 by back-porting mainline kernel patches. Among SAMA7G5 features could be remembered: - ARM Cortex-A7 - double data rate multi-port dynamic RAM controller supporting DDR2, DDR3, DDR3L, LPDDR2, LPDDR3 up to 533MHz - peripherals for audio, video processing - 1 gigabit + 1 megabit Ethernet controllers - 6 CAN controllers - trust zone support - DVFS for CPU - criptography IPs Signed-off-by: Claudiu Beznea --- ...-pm-group-constants-and-addresses-loading.patch | 53 ++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 target/linux/at91/patches-5.10/230-ARM-at91-pm-group-constants-and-addresses-loading.patch (limited to 'target/linux/at91/patches-5.10/230-ARM-at91-pm-group-constants-and-addresses-loading.patch') diff --git a/target/linux/at91/patches-5.10/230-ARM-at91-pm-group-constants-and-addresses-loading.patch b/target/linux/at91/patches-5.10/230-ARM-at91-pm-group-constants-and-addresses-loading.patch new file mode 100644 index 0000000000..af6698bfeb --- /dev/null +++ b/target/linux/at91/patches-5.10/230-ARM-at91-pm-group-constants-and-addresses-loading.patch @@ -0,0 +1,53 @@ +From 12330a9f6b99622e3c21ddcc720b02431b8a6e2d Mon Sep 17 00:00:00 2001 +From: Claudiu Beznea +Date: Thu, 30 Sep 2021 18:42:18 +0300 +Subject: [PATCH 230/247] ARM: at91: pm: group constants and addresses loading + +Group constants and addresses loading. This commit prepares the field for +the next one. + +Signed-off-by: Claudiu Beznea +Signed-off-by: Nicolas Ferre +Link: https://lore.kernel.org/r/20210930154219.2214051-3-claudiu.beznea@microchip.com +--- + arch/arm/mach-at91/pm_suspend.S | 17 +++++++++-------- + 1 file changed, 9 insertions(+), 8 deletions(-) + +diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S +index cbd61a3bcab1..34f251fdb743 100644 +--- a/arch/arm/mach-at91/pm_suspend.S ++++ b/arch/arm/mach-at91/pm_suspend.S +@@ -1014,6 +1014,15 @@ ENTRY(at91_pm_suspend_in_sram) + mov tmp1, #0 + mcr p15, 0, tmp1, c7, c10, 4 + ++ ldr tmp1, [r0, #PM_DATA_PMC_MCKR_OFFSET] ++ str tmp1, .mckr_offset ++ ldr tmp1, [r0, #PM_DATA_PMC_VERSION] ++ str tmp1, .pmc_version ++ ldr tmp1, [r0, #PM_DATA_MEMCTRL] ++ str tmp1, .memtype ++ ldr tmp1, [r0, #PM_DATA_MODE] ++ str tmp1, .pm_mode ++ + ldr tmp1, [r0, #PM_DATA_PMC] + str tmp1, .pmc_base + ldr tmp1, [r0, #PM_DATA_RAMC0] +@@ -1022,14 +1031,6 @@ ENTRY(at91_pm_suspend_in_sram) + str tmp1, .sramc1_base + ldr tmp1, [r0, #PM_DATA_RAMC_PHY] + str tmp1, .sramc_phy_base +- ldr tmp1, [r0, #PM_DATA_MEMCTRL] +- str tmp1, .memtype +- ldr tmp1, [r0, #PM_DATA_MODE] +- str tmp1, .pm_mode +- ldr tmp1, [r0, #PM_DATA_PMC_MCKR_OFFSET] +- str tmp1, .mckr_offset +- ldr tmp1, [r0, #PM_DATA_PMC_VERSION] +- str tmp1, .pmc_version + /* Both ldrne below are here to preload their address in the TLB */ + ldr tmp1, [r0, #PM_DATA_SHDWC] + str tmp1, .shdwc +-- +2.32.0 + -- cgit v1.2.3