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| author | Laurence Withers <lwithers@guralp.com> | 2012-07-30 23:30:36 +0000 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 14:58:14 +0200 |
| commit | de9d2e3d60dba1ab775ad67032b5afa00086f53f (patch) | |
| tree | 666f1b6c167037c9873643cf262e20709ecbad87 /arch/arm | |
| parent | 88ac6b9d1402b5a7b639131df95bdd2dbd54d69d (diff) | |
| download | blackbird-obmc-uboot-de9d2e3d60dba1ab775ad67032b5afa00086f53f.tar.gz blackbird-obmc-uboot-de9d2e3d60dba1ab775ad67032b5afa00086f53f.zip | |
DaVinci DA8xx: replace magic number for DDR speed
Replace a magic number for the DDR2/mDDR PHY clock ID with a proper
definition. In addition, don't request this clock ID on DA830 hardware,
which does not have a DDR2/mDDR PHY (or associated PLL controller).
Signed-off-by: Laurence Withers <lwithers@guralp.com>
Cc: Tom Rini <trini@ti.com>
Cc: Prabhakar Lad <prabhakar.csengg@gmail.com>
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/cpu/arm926ejs/davinci/cpu.c | 3 | ||||
| -rw-r--r-- | arch/arm/include/asm/arch-davinci/hardware.h | 2 |
2 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/cpu/arm926ejs/davinci/cpu.c b/arch/arm/cpu/arm926ejs/davinci/cpu.c index 6cb857aef5..41201d0a4f 100644 --- a/arch/arm/cpu/arm926ejs/davinci/cpu.c +++ b/arch/arm/cpu/arm926ejs/davinci/cpu.c @@ -194,7 +194,8 @@ int set_cpu_clk_info(void) #ifdef CONFIG_SOC_DA8XX gd->bd->bi_arm_freq = clk_get(DAVINCI_ARM_CLKID) / 1000000; /* DDR PHY uses an x2 input clock */ - gd->bd->bi_ddr_freq = clk_get(0x10001) / 1000000; + gd->bd->bi_ddr_freq = cpu_is_da830() ? 0 : + (clk_get(DAVINCI_DDR_CLKID) / 1000000); #else unsigned int pllbase = DAVINCI_PLL_CNTRL0_BASE; diff --git a/arch/arm/include/asm/arch-davinci/hardware.h b/arch/arm/include/asm/arch-davinci/hardware.h index 674c52922f..5267973127 100644 --- a/arch/arm/include/asm/arch-davinci/hardware.h +++ b/arch/arm/include/asm/arch-davinci/hardware.h @@ -459,10 +459,12 @@ enum davinci_clk_ids { DAVINCI_PLL0_SYSCLK2 = DAVINCI_PLLC0_FLAG | 2, DAVINCI_PLL0_SYSCLK4 = DAVINCI_PLLC0_FLAG | 4, DAVINCI_PLL0_SYSCLK6 = DAVINCI_PLLC0_FLAG | 6, + DAVINCI_PLL1_SYSCLK1 = DAVINCI_PLLC1_FLAG | 1, DAVINCI_PLL1_SYSCLK2 = DAVINCI_PLLC1_FLAG | 2, /* map peripherals to clock IDs */ DAVINCI_ARM_CLKID = DAVINCI_PLL0_SYSCLK6, + DAVINCI_DDR_CLKID = DAVINCI_PLL1_SYSCLK1, DAVINCI_MDIO_CLKID = DAVINCI_PLL0_SYSCLK4, DAVINCI_MMC_CLKID = DAVINCI_PLL0_SYSCLK2, DAVINCI_SPI0_CLKID = DAVINCI_PLL0_SYSCLK2, |
