From 19ff3bf2e8473c03bb80052728bfa91c0fdf10f8 Mon Sep 17 00:00:00 2001 From: Sandeep Paulraj Date: Sat, 20 Jun 2009 13:58:32 -0400 Subject: davinci: dm365: add MMC/SD support Signed-off-by: Sandeep Paulraj Signed-off-by: Kevin Hilman --- arch/arm/mach-davinci/devices.c | 45 ++++++++++++++++++++++++++++------------- 1 file changed, 31 insertions(+), 14 deletions(-) (limited to 'arch/arm/mach-davinci/devices.c') diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c index 385e8332fc2f..a55b650db71e 100644 --- a/arch/arm/mach-davinci/devices.c +++ b/arch/arm/mach-davinci/devices.c @@ -31,6 +31,8 @@ #define DAVINCI_MMCSD0_BASE 0x01E10000 #define DM355_MMCSD0_BASE 0x01E11000 #define DM355_MMCSD1_BASE 0x01E00000 +#define DM365_MMCSD0_BASE 0x01D11000 +#define DM365_MMCSD1_BASE 0x01D00000 static struct resource i2c_resources[] = { { @@ -154,19 +156,31 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config) */ switch (module) { case 1: - if (!cpu_is_davinci_dm355()) + if (cpu_is_davinci_dm355()) { + /* REVISIT we may not need all these pins if e.g. this + * is a hard-wired SDIO device... + */ + davinci_cfg_reg(DM355_SD1_CMD); + davinci_cfg_reg(DM355_SD1_CLK); + davinci_cfg_reg(DM355_SD1_DATA0); + davinci_cfg_reg(DM355_SD1_DATA1); + davinci_cfg_reg(DM355_SD1_DATA2); + davinci_cfg_reg(DM355_SD1_DATA3); + } else if (cpu_is_davinci_dm365()) { + void __iomem *pupdctl1 = + IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE + 0x7c); + + /* Configure pull down control */ + __raw_writel((__raw_readl(pupdctl1) & ~0x400), + pupdctl1); + + mmcsd1_resources[0].start = DM365_MMCSD1_BASE; + mmcsd1_resources[0].end = DM365_MMCSD1_BASE + + SZ_4K - 1; + mmcsd0_resources[2].start = IRQ_DM365_SDIOINT1; + } else break; - /* REVISIT we may not need all these pins if e.g. this - * is a hard-wired SDIO device... - */ - davinci_cfg_reg(DM355_SD1_CMD); - davinci_cfg_reg(DM355_SD1_CLK); - davinci_cfg_reg(DM355_SD1_DATA0); - davinci_cfg_reg(DM355_SD1_DATA1); - davinci_cfg_reg(DM355_SD1_DATA2); - davinci_cfg_reg(DM355_SD1_DATA3); - pdev = &davinci_mmcsd1_device; break; case 0: @@ -180,9 +194,12 @@ void __init davinci_setup_mmc(int module, struct davinci_mmc_config *config) /* enable RX EDMA */ davinci_cfg_reg(DM355_EVT26_MMC0_RX); - } - - else if (cpu_is_davinci_dm644x()) { + } else if (cpu_is_davinci_dm365()) { + mmcsd0_resources[0].start = DM365_MMCSD0_BASE; + mmcsd0_resources[0].end = DM365_MMCSD0_BASE + + SZ_4K - 1; + mmcsd0_resources[2].start = IRQ_DM365_SDIOINT0; + } else if (cpu_is_davinci_dm644x()) { /* REVISIT: should this be in board-init code? */ void __iomem *base = IO_ADDRESS(DAVINCI_SYSTEM_MODULE_BASE); -- cgit v1.2.3