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    Subject[PATCH 1/1] davinci: changed SRAM allocator to shared ram.
    Date
    This patch modifies the sram allocator to allocate memory
    from the DA8XX shared RAM.

    Signed-off-by: Subhasish Ghosh <subhasish@mistralsolutions.com>
    ---
    arch/arm/mach-davinci/da850.c | 6 +++---
    arch/arm/mach-davinci/include/mach/da8xx.h | 1 +
    2 files changed, 4 insertions(+), 3 deletions(-)

    diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
    index 3443d97..8a4de97 100644
    --- a/arch/arm/mach-davinci/da850.c
    +++ b/arch/arm/mach-davinci/da850.c
    @@ -711,7 +711,7 @@ static struct map_desc da850_io_desc[] = {
    },
    {
    .virtual = SRAM_VIRT,
    - .pfn = __phys_to_pfn(DA8XX_ARM_RAM_BASE),
    + .pfn = __phys_to_pfn(DA8XX_SHARED_RAM_BASE),
    .length = SZ_8K,
    .type = MT_DEVICE
    },
    @@ -1083,8 +1083,8 @@ static struct davinci_soc_info davinci_soc_info_da850 = {
    .gpio_irq = IRQ_DA8XX_GPIO0,
    .serial_dev = &da8xx_serial_device,
    .emac_pdata = &da8xx_emac_pdata,
    - .sram_dma = DA8XX_ARM_RAM_BASE,
    - .sram_len = SZ_8K,
    + .sram_dma = DA8XX_SHARED_RAM_BASE,
    + .sram_len = SZ_128K,
    .reset_device = &da8xx_wdt_device,
    };

    diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h
    index cfcb223..c3c3339 100644
    --- a/arch/arm/mach-davinci/include/mach/da8xx.h
    +++ b/arch/arm/mach-davinci/include/mach/da8xx.h
    @@ -70,6 +70,7 @@ extern unsigned int da850_max_speed;
    #define DA8XX_AEMIF_CTL_BASE 0x68000000
    #define DA8XX_DDR2_CTL_BASE 0xb0000000
    #define DA8XX_ARM_RAM_BASE 0xffff0000
    +#define DA8XX_SHARED_RAM_BASE 0x80000000

    void __init da830_init(void);
    void __init da850_init(void);
    --
    1.7.2.3


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