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From: Fabio Estevam <festevam@gmail.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 3/4] mx6: clock: Do not enable sata and ipu clocks
Date: Sat, 14 Jun 2014 17:29:41 -0300	[thread overview]
Message-ID: <1402777782-15542-3-git-send-email-festevam@gmail.com> (raw)
In-Reply-To: <1402777782-15542-1-git-send-email-festevam@gmail.com>

From: Fabio Estevam <fabio.estevam@freescale.com>

mx6sx does not have sata nor ipu blocks, so do not handle such clocks.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
 arch/arm/cpu/armv7/mx6/clock.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index d31fbbd..51c964c 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -437,6 +437,7 @@ static int enable_enet_pll(uint32_t en)
 	return 0;
 }
 
+#ifndef CONFIG_MX6SX
 static void ungate_sata_clock(void)
 {
 	struct mxc_ccm_reg *const imx_ccm =
@@ -445,6 +446,7 @@ static void ungate_sata_clock(void)
 	/* Enable SATA clock. */
 	setbits_le32(&imx_ccm->CCGR5, MXC_CCM_CCGR5_SATA_MASK);
 }
+#endif
 
 static void ungate_pcie_clock(void)
 {
@@ -455,11 +457,13 @@ static void ungate_pcie_clock(void)
 	setbits_le32(&imx_ccm->CCGR4, MXC_CCM_CCGR4_PCIE_MASK);
 }
 
+#ifndef CONFIG_MX6SX
 int enable_sata_clock(void)
 {
 	ungate_sata_clock();
 	return enable_enet_pll(BM_ANADIG_PLL_ENET_ENABLE_SATA);
 }
+#endif
 
 int enable_pcie_clock(void)
 {
@@ -491,7 +495,9 @@ int enable_pcie_clock(void)
 	clrbits_le32(&ccm_regs->cbcmr, MXC_CCM_CBCMR_PCIE_AXI_CLK_SEL);
 
 	/* Party time! Ungate the clock to the PCIe. */
+#ifndef CONFIG_MX6SX
 	ungate_sata_clock();
+#endif
 	ungate_pcie_clock();
 
 	return enable_enet_pll(BM_ANADIG_PLL_ENET_ENABLE_SATA |
@@ -573,6 +579,7 @@ int do_mx6_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 	return 0;
 }
 
+#ifndef CONFIG_MX6SX
 void enable_ipu_clock(void)
 {
 	struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR;
@@ -581,6 +588,7 @@ void enable_ipu_clock(void)
 	reg |= MXC_CCM_CCGR3_IPU1_IPU_MASK;
 	writel(reg, &mxc_ccm->CCGR3);
 }
+#endif
 /***************************************************/
 
 U_BOOT_CMD(
-- 
1.8.3.2

  parent reply	other threads:[~2014-06-14 20:29 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-06-14 20:29 [U-Boot] [PATCH 1/4] mx6: Add support for the mx6solox variant Fabio Estevam
2014-06-14 20:29 ` [U-Boot] [PATCH 2/4] mx6sx: Add pin definitions Fabio Estevam
2014-06-17 15:40   ` Stefano Babic
2014-06-17 18:59     ` Eric Nelson
2014-06-20 18:58       ` Fabio Estevam
2014-06-24 12:39         ` Stefano Babic
2014-06-14 20:29 ` Fabio Estevam [this message]
2014-06-17 15:36   ` [U-Boot] [PATCH 3/4] mx6: clock: Do not enable sata and ipu clocks Stefano Babic
2014-06-20 18:56     ` Fabio Estevam
2014-06-24 12:37       ` Stefano Babic
2014-06-24 17:12         ` Fabio Estevam
2014-06-14 20:29 ` [U-Boot] [PATCH 4/4] mx6sx: Add initial support for mx6sxsabresd board Fabio Estevam
2014-06-17 15:26 ` [U-Boot] [PATCH 1/4] mx6: Add support for the mx6solox variant Stefano Babic

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