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| author | Sudhakar Rajashekhara <sudhakar.raj@ti.com> | 2009-08-13 16:21:11 -0400 |
|---|---|---|
| committer | Kevin Hilman <khilman@deeprootsystems.com> | 2009-08-26 11:55:56 +0300 |
| commit | 38beb929f2c33a37bf3af6103c064a9edfbe242b (patch) | |
| tree | b4393295180b2b40ebc3e00c5b42aa61b06f2cd2 /arch/arm/mach-davinci/da850.c | |
| parent | 700691f27ed9b0891cece9032e4de8c0b482c625 (diff) | |
| download | kernel_samsung_smdk4412-38beb929f2c33a37bf3af6103c064a9edfbe242b.zip kernel_samsung_smdk4412-38beb929f2c33a37bf3af6103c064a9edfbe242b.tar.gz kernel_samsung_smdk4412-38beb929f2c33a37bf3af6103c064a9edfbe242b.tar.bz2 | |
davinci: Add NAND flash support for DA850/OMAP-L138
This patch adds platform data for the 512MB NAND Flash
found on DA850/OMAP-L138 EVM. Currently it supports
only 1-bit ECC.
Signed-off-by: Sudhakar Rajashekhara <sudhakar.raj@ti.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
Diffstat (limited to 'arch/arm/mach-davinci/da850.c')
| -rw-r--r-- | arch/arm/mach-davinci/da850.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index 9debd57..db42094 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -310,6 +310,13 @@ static struct clk mmcsd_clk = { .lpsc = DA8XX_LPSC0_MMC_SD, }; +static struct clk aemif_clk = { + .name = "aemif", + .parent = &pll0_sysclk3, + .lpsc = DA8XX_LPSC0_EMIF25, + .flags = ALWAYS_ENABLED, +}; + static struct davinci_clk da850_clks[] = { CLK(NULL, "ref", &ref_clk), CLK(NULL, "pll0", &pll0_clk), @@ -350,6 +357,7 @@ static struct davinci_clk da850_clks[] = { CLK("davinci-mcasp.0", NULL, &mcasp_clk), CLK("da8xx_lcdc.0", NULL, &lcdc_clk), CLK("davinci_mmc.0", NULL, &mmcsd_clk), + CLK(NULL, "aemif", &aemif_clk), CLK(NULL, NULL, NULL), }; @@ -448,6 +456,21 @@ static const struct mux_config da850_pins[] = { MUX_CFG(DA850, MMCSD0_DAT_3, 10, 20, 15, 2, false) MUX_CFG(DA850, MMCSD0_CLK, 10, 0, 15, 2, false) MUX_CFG(DA850, MMCSD0_CMD, 10, 4, 15, 2, false) + /* EMIF2.5/EMIFA function */ + MUX_CFG(DA850, EMA_D_7, 9, 0, 15, 1, false) + MUX_CFG(DA850, EMA_D_6, 9, 4, 15, 1, false) + MUX_CFG(DA850, EMA_D_5, 9, 8, 15, 1, false) + MUX_CFG(DA850, EMA_D_4, 9, 12, 15, 1, false) + MUX_CFG(DA850, EMA_D_3, 9, 16, 15, 1, false) + MUX_CFG(DA850, EMA_D_2, 9, 20, 15, 1, false) + MUX_CFG(DA850, EMA_D_1, 9, 24, 15, 1, false) + MUX_CFG(DA850, EMA_D_0, 9, 28, 15, 1, false) + MUX_CFG(DA850, EMA_A_1, 12, 24, 15, 1, false) + MUX_CFG(DA850, EMA_A_2, 12, 20, 15, 1, false) + MUX_CFG(DA850, NEMA_CS_3, 7, 4, 15, 1, false) + MUX_CFG(DA850, NEMA_CS_4, 7, 8, 15, 1, false) + MUX_CFG(DA850, NEMA_WE, 7, 16, 15, 1, false) + MUX_CFG(DA850, NEMA_OE, 7, 20, 15, 1, false) /* GPIO function */ MUX_CFG(DA850, GPIO2_15, 5, 0, 15, 8, false) MUX_CFG(DA850, GPIO8_10, 18, 28, 15, 8, false) @@ -514,6 +537,14 @@ const short da850_mmcsd0_pins[] __initdata = { -1 }; +const short da850_nand_pins[] __initdata = { + DA850_EMA_D_7, DA850_EMA_D_6, DA850_EMA_D_5, DA850_EMA_D_4, + DA850_EMA_D_3, DA850_EMA_D_2, DA850_EMA_D_1, DA850_EMA_D_0, + DA850_EMA_A_1, DA850_EMA_A_2, DA850_NEMA_CS_3, DA850_NEMA_CS_4, + DA850_NEMA_WE, DA850_NEMA_OE, + -1 +}; + /* FIQ are pri 0-1; otherwise 2-7, with 7 lowest priority */ static u8 da850_default_priorities[DA850_N_CP_INTC_IRQ] = { [IRQ_DA8XX_COMMTX] = 7, |