diff options
| author | Marek Vasut <[email protected]> | 2019-11-26 09:34:51 +0100 |
|---|---|---|
| committer | Stefano Babic <[email protected]> | 2020-01-07 10:26:56 +0100 |
| commit | b314003fda6e398c5acdd691e4f39d50c1810bce (patch) | |
| tree | 1dfb6823ff7657114d7f9fe45ca834c629eb633e | |
| parent | 7ec0e39ec428df2ef979d98b0aef5cc9bf53c451 (diff) | |
ARM: mx6: ddr: Configure all SDQS pullups using loop
Instead of explicitly setting up each SDQS register, use a loop.
No functional change.
Signed-off-by: Marek Vasut <[email protected]>
Cc: Eric Nelson <[email protected]>
Cc: Fabio Estevam <[email protected]>
Cc: Stefano Babic <[email protected]>
Reviewed-by: Eric Nelson <[email protected]>
| -rw-r--r-- | arch/arm/mach-imx/mx6/ddr.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/arch/arm/mach-imx/mx6/ddr.c b/arch/arm/mach-imx/mx6/ddr.c index e917b04f3db..b2402f75db7 100644 --- a/arch/arm/mach-imx/mx6/ddr.c +++ b/arch/arm/mach-imx/mx6/ddr.c @@ -249,25 +249,14 @@ static void mmdc_set_sdqs(bool set) { struct mx6dq_iomux_ddr_regs *mx6_ddr_iomux = (struct mx6dq_iomux_ddr_regs *)MX6DQ_IOM_DDR_BASE; + u32 sdqs = (u32)(&mx6_ddr_iomux->dram_sdqs0); + int i; - if (set) { - setbits_le32(&mx6_ddr_iomux->dram_sdqs0, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs1, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs2, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs3, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs4, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs5, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs6, 0x7000); - setbits_le32(&mx6_ddr_iomux->dram_sdqs7, 0x7000); - } else { - clrbits_le32(&mx6_ddr_iomux->dram_sdqs0, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs1, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs2, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs3, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs4, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs5, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs6, 0x7000); - clrbits_le32(&mx6_ddr_iomux->dram_sdqs7, 0x7000); + for (i = 0; i < 8; i++) { + if (set) + setbits_le32(sdqs + (4 * i), 0x7000); + else + clrbits_le32(sdqs + (4 * i), 0x7000); } } |