[PATCH 3/3] clk: samsung: exynos5433: Add CLK_IGNORE_UNUSED flag to PCIE device

From: Chanwoo Choi
Date: Fri Jun 10 2016 - 00:57:13 EST


From: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>

This patch adds the CLK_IGNORE_UNUSED flag for PCI Express's clocks
which need the on state and the 'pcie' gate clock.

Signed-off-by: Jaehoon Chung <jh80.chung@xxxxxxxxxxx>
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
---
drivers/clk/samsung/clk-exynos5433.c | 11 ++++++-----
include/dt-bindings/clock/exynos5433.h | 3 ++-
2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index 852ac6a7607e..e3cc9359fb20 100644
--- a/drivers/clk/samsung/clk-exynos5433.c
+++ b/drivers/clk/samsung/clk-exynos5433.c
@@ -639,7 +639,7 @@ static struct samsung_gate_clock top_gate_clks[] __initdata = {

/* ENABLE_SCLK_TOP_FSYS */
GATE(CLK_SCLK_PCIE_100_FSYS, "sclk_pcie_100_fsys", "div_sclk_pcie_100",
- ENABLE_SCLK_TOP_FSYS, 7, 0, 0),
+ ENABLE_SCLK_TOP_FSYS, 7, CLK_IGNORE_UNUSED, 0),
GATE(CLK_SCLK_MMC2_FSYS, "sclk_mmc2_fsys", "div_sclk_mmc2_b",
ENABLE_SCLK_TOP_FSYS, 6, CLK_SET_RATE_PARENT, 0),
GATE(CLK_SCLK_MMC1_FSYS, "sclk_mmc1_fsys", "div_sclk_mmc1_b",
@@ -2146,7 +2146,7 @@ static struct samsung_gate_clock fsys_gate_clks[] __initdata = {
GATE(CLK_ACLK_SMMU_PDMA1, "aclk_smmu_pdma1", "mout_aclk_fsys_200_user",
ENABLE_ACLK_FSYS1, 25, CLK_IGNORE_UNUSED, 0),
GATE(CLK_ACLK_BTS_PCIE, "aclk_bts_pcie", "mout_aclk_fsys_200_user",
- ENABLE_ACLK_FSYS1, 24, 0, 0),
+ ENABLE_ACLK_FSYS1, 24, CLK_IGNORE_UNUSED, 0),
GATE(CLK_ACLK_AXIUS_PDMA1, "aclk_axius_pdma1",
"mout_aclk_fsys_200_user", ENABLE_ACLK_FSYS1,
22, CLK_IGNORE_UNUSED, 0),
@@ -2193,13 +2193,13 @@ static struct samsung_gate_clock fsys_gate_clks[] __initdata = {

/* ENABLE_PCLK_FSYS */
GATE(CLK_PCLK_PCIE_CTRL, "pclk_pcie_ctrl", "mout_aclk_fsys_200_user",
- ENABLE_PCLK_FSYS, 17, 0, 0),
+ ENABLE_PCLK_FSYS, 17, CLK_IGNORE_UNUSED, 0),
GATE(CLK_PCLK_SMMU_PDMA1, "pclk_smmu_pdma1", "mout_aclk_fsys_200_user",
ENABLE_PCLK_FSYS, 16, CLK_IGNORE_UNUSED, 0),
GATE(CLK_PCLK_PCIE_PHY, "pclk_pcie_phy", "mout_aclk_fsys_200_user",
- ENABLE_PCLK_FSYS, 14, 0, 0),
+ ENABLE_PCLK_FSYS, 14, CLK_IGNORE_UNUSED, 0),
GATE(CLK_PCLK_BTS_PCIE, "pclk_bts_pcie", "mout_aclk_fsys_200_user",
- ENABLE_PCLK_FSYS, 13, 0, 0),
+ ENABLE_PCLK_FSYS, 13, CLK_IGNORE_UNUSED, 0),
GATE(CLK_PCLK_SMMU_PDMA0, "pclk_smmu_pdma0", "mout_aclk_fsys_200_user",
ENABLE_PCLK_FSYS, 8, CLK_IGNORE_UNUSED, 0),
GATE(CLK_PCLK_BTS_UFS, "pclk_bts_ufs", "mout_aclk_fsys_200_user",
@@ -2278,6 +2278,7 @@ static struct samsung_gate_clock fsys_gate_clks[] __initdata = {
ENABLE_SCLK_FSYS, 0, 0, 0),

/* ENABLE_IP_FSYS0 */
+ GATE(CLK_PCIE, "pcie", "sclk_pcie_100", ENABLE_IP_FSYS0, 17, 0, 0),
GATE(CLK_PDMA1, "pdma1", "aclk_pdma1", ENABLE_IP_FSYS0, 15, 0, 0),
GATE(CLK_PDMA0, "pdma0", "aclk_pdma0", ENABLE_IP_FSYS0, 0, 0, 0),
};
diff --git a/include/dt-bindings/clock/exynos5433.h b/include/dt-bindings/clock/exynos5433.h
index 8e024fea26e7..4fa6bb2136e3 100644
--- a/include/dt-bindings/clock/exynos5433.h
+++ b/include/dt-bindings/clock/exynos5433.h
@@ -622,8 +622,9 @@
#define CLK_SCLK_UFSUNIPRO 112
#define CLK_SCLK_USBHOST30 113
#define CLK_SCLK_USBDRD30 114
+#define CLK_PCIE 115

-#define FSYS_NR_CLK 115
+#define FSYS_NR_CLK 116

/* CMU_G2D */
#define CLK_MUX_ACLK_G2D_266_USER 1
--
1.9.1