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Commit 80e7264c authored by Jonghwa Lee's avatar Jonghwa Lee Committed by Michael Turquette
Browse files

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: default avatarJonghwa Lee <jonghwa3.lee@samsung.com>
Signed-off-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: default avatarSylwester Nawrocki <s.nawrocki@samsung.com>
parent eceb7aae

drivers/clk/samsung/clk-exynos5433.c

+18 −18
Original line number Diff line number Diff line
@@ -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",