clk: exynos5433: Add CLK_IGNORE_UNUSED flag to clocks for SMC

This patch adds 'CLK_IGNORE_UNUSED' flag to clocks which is required for
operation of secure monitor call (smc). System will hang when it executes 'smc'
with one of those clock is gated. All related clocks must be enabled.

Signed-off-by: Jonghwa Lee <jonghwa3.lee@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>

diff --git a/drivers/clk/samsung/clk-exynos5433.c b/drivers/clk/samsung/clk-exynos5433.c
index 256fec0..39c9564 100644 (file)
--- a/drivers/clk/samsung/clk-exynos5433.c
+++ b/drivers/clk/samsung/clk-exynos5433.c
@@ -1390,7 +1390,7 @@ static struct samsung_gate_clock mif_gate_clks[] __initdata = {
 
        /* ENABLE_ACLK_MIF2 */
        GATE(CLK_ACLK_MIFND_266, "aclk_mifnd_266", "div_aclk_mif_266",
-                       ENABLE_ACLK_MIF2, 20, 0, 0),
+                       ENABLE_ACLK_MIF2, 20, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_ACLK_PPMU_DREX1S3, "aclk_ppmu_drex1s3", "div_aclk_drex1",
                        ENABLE_ACLK_MIF2, 17, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_ACLK_PPMU_DREX1S1, "aclk_ppmu_drex1s1", "div_aclk_drex1",
@@ -1833,39 +1833,39 @@ static struct samsung_gate_clock peris_gate_clks[] __initdata = {
 
        /* ENABLE_PCLK_PERIS_SECURE_TZPC */
        GATE(CLK_PCLK_TZPC12, "pclk_tzpc12", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 12, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 12, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC11, "pclk_tzpc11", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 11, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 11, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC10, "pclk_tzpc10", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 10, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 10, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC9, "pclk_tzpc9", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 9, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 9, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC8, "pclk_tzpc8", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 8, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 8, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC7, "pclk_tzpc7", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 7, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 7, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC6, "pclk_tzpc6", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 6, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 6, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC5, "pclk_tzpc5", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 5, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 5, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC4, "pclk_tzpc4", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 4, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 4, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC3, "pclk_tzpc3", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 3, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 3, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC2, "pclk_tzpc2", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 2, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 2, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC1, "pclk_tzpc1", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 1, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 1, CLK_IGNORE_UNUSED, 0),
        GATE(CLK_PCLK_TZPC0, "pclk_tzpc0", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_TZPC, 0, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_TZPC, 0, CLK_IGNORE_UNUSED, 0),
 
        /* ENABLE_PCLK_PERIS_SECURE_SECKEY_APBIF */
        GATE(CLK_PCLK_SECKEY_APBIF, "pclk_seckey_apbif", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_SECKEY_APBIF, 0, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_SECKEY_APBIF, 0, CLK_IGNORE_UNUSED, 0),
 
        /* ENABLE_PCLK_PERIS_SECURE_CHIPID_APBIF */
        GATE(CLK_PCLK_CHIPID_APBIF, "pclk_chipid_apbif", "aclk_peris_66",
-                       ENABLE_PCLK_PERIS_SECURE_CHIPID_APBIF, 0, 0, 0),
+                       ENABLE_PCLK_PERIS_SECURE_CHIPID_APBIF, 0, CLK_IGNORE_UNUSED, 0),
 
        /* ENABLE_PCLK_PERIS_SECURE_TOPRTC */
        GATE(CLK_PCLK_TOPRTC, "pclk_toprtc", "aclk_peris_66",
@@ -1896,11 +1896,11 @@ static struct samsung_gate_clock peris_gate_clks[] __initdata = {
 
        /* ENABLE_SCLK_PERIS_SECURE_SECKEY */
        GATE(CLK_SCLK_SECKEY, "sclk_seckey", "oscclk_efuse_common",
-                       ENABLE_SCLK_PERIS_SECURE_SECKEY, 0, 0, 0),
+                       ENABLE_SCLK_PERIS_SECURE_SECKEY, 0, CLK_IGNORE_UNUSED, 0),
 
        /* ENABLE_SCLK_PERIS_SECURE_CHIPID */
        GATE(CLK_SCLK_CHIPID, "sclk_chipid", "oscclk_efuse_common",
-                       ENABLE_SCLK_PERIS_SECURE_CHIPID, 0, 0, 0),
+                       ENABLE_SCLK_PERIS_SECURE_CHIPID, 0, CLK_IGNORE_UNUSED, 0),
 
        /* ENABLE_SCLK_PERIS_SECURE_TOPRTC */
        GATE(CLK_SCLK_TOPRTC, "sclk_toprtc", "oscclk_efuse_common",