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From: ipaton0@gmail.com (Iain Paton)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: imx6: clk: i.MX6 DualLite/Solo i2c4 clock
Date: Wed, 16 Apr 2014 19:33:24 +0100	[thread overview]
Message-ID: <534ECCF4.9040108@gmail.com> (raw)

Compared to i.MX6 Quad/Dual the CCM_CCGR1 register in the i.MX6 Solo/DualLite
replaces the ecspi5 clock with the i2c4 clock.

Handle this difference using cpu_is_imx6dl().

Signed-off-by: Iain Paton <ipaton0@gmail.com>
---
 arch/arm/mach-imx/clk-imx6q.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
index b0e7f9d..2961b16 100644
--- a/arch/arm/mach-imx/clk-imx6q.c
+++ b/arch/arm/mach-imx/clk-imx6q.c
@@ -352,7 +352,13 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
 	clk[ecspi2]       = imx_clk_gate2("ecspi2",        "ecspi_root",        base + 0x6c, 2);
 	clk[ecspi3]       = imx_clk_gate2("ecspi3",        "ecspi_root",        base + 0x6c, 4);
 	clk[ecspi4]       = imx_clk_gate2("ecspi4",        "ecspi_root",        base + 0x6c, 6);
-	clk[ecspi5]       = imx_clk_gate2("ecspi5",        "ecspi_root",        base + 0x6c, 8);
+	if (cpu_is_imx6dl())
+		/*
+		 * ecspi5 is replaced with i2c4 on imx6dl & imx6s
+		 */
+		clk[ecspi5] = imx_clk_gate2("i2c4",        "ipg_per",           base + 0x6c, 8);
+	else
+		clk[ecspi5] = imx_clk_gate2("ecspi5",      "ecspi_root",        base + 0x6c, 8);
 	clk[enet]         = imx_clk_gate2("enet",          "ipg",               base + 0x6c, 10);
 	clk[esai]         = imx_clk_gate2("esai",          "esai_podf",         base + 0x6c, 16);
 	clk[gpt_ipg]      = imx_clk_gate2("gpt_ipg",       "ipg",               base + 0x6c, 20);
-- 
1.8.5.1

             reply	other threads:[~2014-04-16 18:33 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-04-16 18:33 Iain Paton [this message]
2014-04-17  5:01 ` [PATCH] ARM: imx6: clk: i.MX6 DualLite/Solo i2c4 clock Shawn Guo
2014-04-17 12:41 ` Vladimir Zapolskiy
2014-04-17 13:00   ` Shawn Guo
2014-04-18 13:25     ` Iain Paton

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