clk: samsung: exynos5250: Add missing clocks for FIMC LITE SYSMMU devices

BugLink: https://bugs.launchpad.net/bugs/1836968
commit 5b23fceec1ff94305c5d1accde018cae27448005 upstream.

FIMC LITE SYSMMU devices are defined in exynos5250.dtsi, but clocks for
them are not instantiated by Exynos5250 clock provider driver. Add needed
definitions for those clocks to fix IOMMU probe failure:

ERROR: could not get clock /soc/sysmmu@13c40000:sysmmu(0)
exynos-sysmmu 13c40000.sysmmu: Failed to get device clock(s)!
exynos-sysmmu: probe of 13c40000.sysmmu failed with error -38
ERROR: could not get clock /soc/sysmmu@13c50000:sysmmu(0)
exynos-sysmmu 13c50000.sysmmu: Failed to get device clock(s)!
exynos-sysmmu: probe of 13c50000.sysmmu failed with error -38

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Fixes: bfed1074f213 ("clk: exynos5250: Add missing sysmmu clocks for DISP and ISP blocks")
Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Khalid Elmously <khalid.elmously@canonical.com>

diff --git a/drivers/clk/samsung/clk-exynos5250.c b/drivers/clk/samsung/clk-exynos5250.c
index 923c608b1b9591b914bbf90d77da1328286aaa1d..d6089ec913720f543ea5c4dd7566e6460baab2fb 100644 (file)
--- a/drivers/clk/samsung/clk-exynos5250.c
+++ b/drivers/clk/samsung/clk-exynos5250.c
@@ -560,6 +560,8 @@ static const struct samsung_gate_clock exynos5250_gate_clks[] __initconst = {
                0),
        GATE(CLK_GSCL3, "gscl3", "mout_aclk266_gscl_sub", GATE_IP_GSCL, 3, 0,
                0),
+       GATE(CLK_CAMIF_TOP, "camif_top", "mout_aclk266_gscl_sub",
+                       GATE_IP_GSCL, 4, 0, 0),
        GATE(CLK_GSCL_WA, "gscl_wa", "div_gscl_wa", GATE_IP_GSCL, 5, 0, 0),
        GATE(CLK_GSCL_WB, "gscl_wb", "div_gscl_wb", GATE_IP_GSCL, 6, 0, 0),
        GATE(CLK_SMMU_GSCL0, "smmu_gscl0", "mout_aclk266_gscl_sub",
@@ -570,6 +572,10 @@ static const struct samsung_gate_clock exynos5250_gate_clks[] __initconst = {
                        GATE_IP_GSCL, 9, 0, 0),
        GATE(CLK_SMMU_GSCL3, "smmu_gscl3", "mout_aclk266_gscl_sub",
                        GATE_IP_GSCL, 10, 0, 0),
+       GATE(CLK_SMMU_FIMC_LITE0, "smmu_fimc_lite0", "mout_aclk266_gscl_sub",
+                       GATE_IP_GSCL, 11, 0, 0),
+       GATE(CLK_SMMU_FIMC_LITE1, "smmu_fimc_lite1", "mout_aclk266_gscl_sub",
+                       GATE_IP_GSCL, 12, 0, 0),
 
        GATE(CLK_FIMD1, "fimd1", "mout_aclk200_disp1_sub", GATE_IP_DISP1, 0, 0,
                0),