From: Dinh Nguyen <dinguyen@kernel.org>
To: linux-clk@vger.kernel.org
Cc: dinguyen@kernel.org, sboyd@codeaurora.org,
mturquette@baylibre.com, linux-kernel@vger.kernel.org
Subject: [PATCHv2] clk: socfpga: Fix the smplsel on Arria10 and Stratix10
Date: Thu, 8 Jun 2017 09:18:39 -0500 [thread overview]
Message-ID: <1496931519-9685-1-git-send-email-dinguyen@kernel.org> (raw)
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.
Fixes: 5611a5ba8e54 ("clk: socfpga: update clk.h so for Arria10 platform to use")
Signed-off-by: Dinh Nguyen <dinguyen@kernel.org>
---
v2: Add a Fixes tag
---
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
next reply other threads:[~2017-06-08 14:18 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-08 14:18 Dinh Nguyen [this message]
2017-06-20 0:03 ` [PATCHv2] clk: socfpga: Fix the smplsel on Arria10 and Stratix10 Stephen Boyd
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