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arm: mvebu: NAND clock support for MSYS devices

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One difference with the integrated CPUs is that they use a different
clock control block to the Armada devices. Update mvebu_get_nand_clock()
accordingly.

Signed-off-by: Chris Packham <judge.packham@gmail.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Chris Packham 2019-04-11 22:22:51 +12:00 committed by Stefan Roese
parent 0d0df46ee7
commit 689f9cf6aa
2 changed files with 13 additions and 0 deletions
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2
arch/arm/mach-mvebu/cpu.c
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@ -499,6 +499,8 @@ u32 mvebu_get_nand_clock(void)
if (mvebu_soc_family() == MVEBU_SOC_A38X)
reg = MVEBU_DFX_DIV_CLK_CTRL(1);
else if (mvebu_soc_family() == MVEBU_SOC_MSYS)
reg = MVEBU_DFX_DIV_CLK_CTRL(8);
else
reg = MVEBU_CORE_DIV_CLK_CTRL(1);

11
arch/arm/mach-mvebu/include/mach/soc.h
View file

@ -100,9 +100,20 @@
#define SPI_PUP_EN BIT(5)
#define MVEBU_CORE_DIV_CLK_CTRL(i) (MVEBU_CLOCK_BASE + ((i) * 0x8))
#ifdef CONFIG_ARMADA_MSYS
#define MVEBU_DFX_DIV_CLK_CTRL(i) (MVEBU_DFX_BASE + 0xf8000 + 0x250 + ((i) * 0x4))
#define NAND_ECC_DIVCKL_RATIO_OFFS 6
#define NAND_ECC_DIVCKL_RATIO_MASK (0xF << NAND_ECC_DIVCKL_RATIO_OFFS)
#else
#define MVEBU_DFX_DIV_CLK_CTRL(i) (MVEBU_DFX_BASE + 0x250 + ((i) * 0x4))
#endif
#ifdef CONFIG_ARMADA_MSYS
#define NAND_ECC_DIVCKL_RATIO_OFFS 6
#define NAND_ECC_DIVCKL_RATIO_MASK (0xF << NAND_ECC_DIVCKL_RATIO_OFFS)
#else
#define NAND_ECC_DIVCKL_RATIO_OFFS 8
#define NAND_ECC_DIVCKL_RATIO_MASK (0x3F << NAND_ECC_DIVCKL_RATIO_OFFS)
#endif
#define SDRAM_MAX_CS 4
#define SDRAM_ADDR_MASK 0xFF000000