Messages in this thread Patch in this message | | | From | Dinh Nguyen <> | Subject | [PATCH] clk: socfpga: Fix the smplsel on Arria10 and Stratix10 | Date | Wed, 7 Jun 2017 10:01:30 -0500 |
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The smplsel bits for the SDMMC clock on Arria10 and Stratix10 platforms are offset by 1 additional bit.
Add a new macro SYSMGR_SDMMC_CTRL_SET_AS10 for usage on the Arria10 and Stratix10 platforms.
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org> --- drivers/clk/socfpga/clk-gate-a10.c | 2 +- drivers/clk/socfpga/clk.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/socfpga/clk-gate-a10.c b/drivers/clk/socfpga/clk-gate-a10.c index c2d5727..36376c5 100644 --- a/drivers/clk/socfpga/clk-gate-a10.c +++ b/drivers/clk/socfpga/clk-gate-a10.c @@ -86,7 +86,7 @@ static int socfpga_clk_prepare(struct clk_hw *hwclk) } } - hs_timing = SYSMGR_SDMMC_CTRL_SET(clk_phase[0], clk_phase[1]); + hs_timing = SYSMGR_SDMMC_CTRL_SET_AS10(clk_phase[0], clk_phase[1]); if (!IS_ERR(socfpgaclk->sys_mgr_base_addr)) regmap_write(socfpgaclk->sys_mgr_base_addr, SYSMGR_SDMMCGRP_CTRL_OFFSET, hs_timing); diff --git a/drivers/clk/socfpga/clk.h b/drivers/clk/socfpga/clk.h index 814c724..9cf1230 100644 --- a/drivers/clk/socfpga/clk.h +++ b/drivers/clk/socfpga/clk.h @@ -32,6 +32,9 @@ #define SYSMGR_SDMMC_CTRL_SET(smplsel, drvsel) \ ((((smplsel) & 0x7) << 3) | (((drvsel) & 0x7) << 0)) +#define SYSMGR_SDMMC_CTRL_SET_AS10(smplsel, drvsel) \ + ((((smplsel) & 0x7) << 4) | (((drvsel) & 0x7) << 0)) + extern void __iomem *clk_mgr_base_addr; extern void __iomem *clk_mgr_a10_base_addr; -- 2.7.4
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