Commit 961dfd37 authored by Shawn Guo's avatar Shawn Guo

ARM: imx6: do not use cpu_is_xxx() in clock driver

As we're about to move clock drivers out of arch/arm/mach-imx,
cpu_is_xxx() shouldn't be used any more.  Let's avoid the call by
looking at the device tree machine compatible string to determine
which SoC the clock driver is running on.
Signed-off-by: default avatarShawn Guo <shawn.guo@linaro.org>
parent f0b478b5
...@@ -121,6 +121,16 @@ static unsigned int share_count_ssi2; ...@@ -121,6 +121,16 @@ static unsigned int share_count_ssi2;
static unsigned int share_count_ssi3; static unsigned int share_count_ssi3;
static unsigned int share_count_mipi_core_cfg; static unsigned int share_count_mipi_core_cfg;
static inline int clk_on_imx6q(void)
{
return of_machine_is_compatible("fsl,imx6q");
}
static inline int clk_on_imx6dl(void)
{
return of_machine_is_compatible("fsl,imx6dl");
}
static void __init imx6q_clocks_init(struct device_node *ccm_node) static void __init imx6q_clocks_init(struct device_node *ccm_node)
{ {
struct device_node *np; struct device_node *np;
...@@ -141,7 +151,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -141,7 +151,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
WARN_ON(!base); WARN_ON(!base);
/* Audio/video PLL post dividers do not work on i.MX6q revision 1.0 */ /* Audio/video PLL post dividers do not work on i.MX6q revision 1.0 */
if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0) { if (clk_on_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0) {
post_div_table[1].div = 1; post_div_table[1].div = 1;
post_div_table[2].div = 1; post_div_table[2].div = 1;
video_div_table[1].div = 1; video_div_table[1].div = 1;
...@@ -248,7 +258,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -248,7 +258,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk[IMX6QDL_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2); clk[IMX6QDL_CLK_TWD] = imx_clk_fixed_factor("twd", "arm", 1, 2);
clk[IMX6QDL_CLK_GPT_3M] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8); clk[IMX6QDL_CLK_GPT_3M] = imx_clk_fixed_factor("gpt_3m", "osc", 1, 8);
clk[IMX6QDL_CLK_VIDEO_27M] = imx_clk_fixed_factor("video_27m", "pll3_pfd1_540m", 1, 20); clk[IMX6QDL_CLK_VIDEO_27M] = imx_clk_fixed_factor("video_27m", "pll3_pfd1_540m", 1, 20);
if (cpu_is_imx6dl()) { if (clk_on_imx6dl()) {
clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_fixed_factor("gpu2d_axi", "mmdc_ch0_axi_podf", 1, 1); clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_fixed_factor("gpu2d_axi", "mmdc_ch0_axi_podf", 1, 1);
clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_fixed_factor("gpu3d_axi", "mmdc_ch0_axi_podf", 1, 1); clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_fixed_factor("gpu3d_axi", "mmdc_ch0_axi_podf", 1, 1);
} }
...@@ -273,7 +283,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -273,7 +283,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk[IMX6QDL_CLK_ESAI_SEL] = imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels)); clk[IMX6QDL_CLK_ESAI_SEL] = imx_clk_mux("esai_sel", base + 0x20, 19, 2, audio_sels, ARRAY_SIZE(audio_sels));
clk[IMX6QDL_CLK_ASRC_SEL] = imx_clk_mux("asrc_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels)); clk[IMX6QDL_CLK_ASRC_SEL] = imx_clk_mux("asrc_sel", base + 0x30, 7, 2, audio_sels, ARRAY_SIZE(audio_sels));
clk[IMX6QDL_CLK_SPDIF_SEL] = imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels)); clk[IMX6QDL_CLK_SPDIF_SEL] = imx_clk_mux("spdif_sel", base + 0x30, 20, 2, audio_sels, ARRAY_SIZE(audio_sels));
if (cpu_is_imx6q()) { if (clk_on_imx6q()) {
clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_mux("gpu2d_axi", base + 0x18, 0, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); clk[IMX6QDL_CLK_GPU2D_AXI] = imx_clk_mux("gpu2d_axi", base + 0x18, 0, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels));
clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_mux("gpu3d_axi", base + 0x18, 1, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels)); clk[IMX6QDL_CLK_GPU3D_AXI] = imx_clk_mux("gpu3d_axi", base + 0x18, 1, 1, gpu_axi_sels, ARRAY_SIZE(gpu_axi_sels));
} }
...@@ -380,7 +390,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -380,7 +390,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk[IMX6QDL_CLK_ECSPI2] = imx_clk_gate2("ecspi2", "ecspi_root", base + 0x6c, 2); clk[IMX6QDL_CLK_ECSPI2] = imx_clk_gate2("ecspi2", "ecspi_root", base + 0x6c, 2);
clk[IMX6QDL_CLK_ECSPI3] = imx_clk_gate2("ecspi3", "ecspi_root", base + 0x6c, 4); clk[IMX6QDL_CLK_ECSPI3] = imx_clk_gate2("ecspi3", "ecspi_root", base + 0x6c, 4);
clk[IMX6QDL_CLK_ECSPI4] = imx_clk_gate2("ecspi4", "ecspi_root", base + 0x6c, 6); clk[IMX6QDL_CLK_ECSPI4] = imx_clk_gate2("ecspi4", "ecspi_root", base + 0x6c, 6);
if (cpu_is_imx6dl()) if (clk_on_imx6dl())
clk[IMX6DL_CLK_I2C4] = imx_clk_gate2("i2c4", "ipg_per", base + 0x6c, 8); clk[IMX6DL_CLK_I2C4] = imx_clk_gate2("i2c4", "ipg_per", base + 0x6c, 8);
else else
clk[IMX6Q_CLK_ECSPI5] = imx_clk_gate2("ecspi5", "ecspi_root", base + 0x6c, 8); clk[IMX6Q_CLK_ECSPI5] = imx_clk_gate2("ecspi5", "ecspi_root", base + 0x6c, 8);
...@@ -390,7 +400,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -390,7 +400,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk[IMX6QDL_CLK_ESAI_MEM] = imx_clk_gate2_shared("esai_mem", "ahb", base + 0x6c, 16, &share_count_esai); clk[IMX6QDL_CLK_ESAI_MEM] = imx_clk_gate2_shared("esai_mem", "ahb", base + 0x6c, 16, &share_count_esai);
clk[IMX6QDL_CLK_GPT_IPG] = imx_clk_gate2("gpt_ipg", "ipg", base + 0x6c, 20); clk[IMX6QDL_CLK_GPT_IPG] = imx_clk_gate2("gpt_ipg", "ipg", base + 0x6c, 20);
clk[IMX6QDL_CLK_GPT_IPG_PER] = imx_clk_gate2("gpt_ipg_per", "ipg_per", base + 0x6c, 22); clk[IMX6QDL_CLK_GPT_IPG_PER] = imx_clk_gate2("gpt_ipg_per", "ipg_per", base + 0x6c, 22);
if (cpu_is_imx6dl()) if (clk_on_imx6dl())
/* /*
* The multiplexer and divider of imx6q clock gpu3d_shader get * The multiplexer and divider of imx6q clock gpu3d_shader get
* redefined/reused as gpu2d_core_sel and gpu2d_core_podf on imx6dl. * redefined/reused as gpu2d_core_sel and gpu2d_core_podf on imx6dl.
...@@ -418,7 +428,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -418,7 +428,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2_shared("hsi_tx", "hsi_tx_podf", base + 0x74, 16, &share_count_mipi_core_cfg); clk[IMX6QDL_CLK_HSI_TX] = imx_clk_gate2_shared("hsi_tx", "hsi_tx_podf", base + 0x74, 16, &share_count_mipi_core_cfg);
clk[IMX6QDL_CLK_MIPI_CORE_CFG] = imx_clk_gate2_shared("mipi_core_cfg", "video_27m", base + 0x74, 16, &share_count_mipi_core_cfg); clk[IMX6QDL_CLK_MIPI_CORE_CFG] = imx_clk_gate2_shared("mipi_core_cfg", "video_27m", base + 0x74, 16, &share_count_mipi_core_cfg);
clk[IMX6QDL_CLK_MIPI_IPG] = imx_clk_gate2_shared("mipi_ipg", "ipg", base + 0x74, 16, &share_count_mipi_core_cfg); clk[IMX6QDL_CLK_MIPI_IPG] = imx_clk_gate2_shared("mipi_ipg", "ipg", base + 0x74, 16, &share_count_mipi_core_cfg);
if (cpu_is_imx6dl()) if (clk_on_imx6dl())
/* /*
* The multiplexer and divider of the imx6q clock gpu2d get * The multiplexer and divider of the imx6q clock gpu2d get
* redefined/reused as mlb_sys_sel and mlb_sys_clk_podf on imx6dl. * redefined/reused as mlb_sys_sel and mlb_sys_clk_podf on imx6dl.
...@@ -468,7 +478,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -468,7 +478,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
* The gpt_3m clock is not available on i.MX6Q TO1.0. Let's point it * The gpt_3m clock is not available on i.MX6Q TO1.0. Let's point it
* to clock gpt_ipg_per to ease the gpt driver code. * to clock gpt_ipg_per to ease the gpt driver code.
*/ */
if (cpu_is_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0) if (clk_on_imx6q() && imx_get_soc_revision() == IMX_CHIP_REVISION_1_0)
clk[IMX6QDL_CLK_GPT_3M] = clk[IMX6QDL_CLK_GPT_IPG_PER]; clk[IMX6QDL_CLK_GPT_3M] = clk[IMX6QDL_CLK_GPT_IPG_PER];
imx_check_clocks(clk, ARRAY_SIZE(clk)); imx_check_clocks(clk, ARRAY_SIZE(clk));
...@@ -480,7 +490,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) ...@@ -480,7 +490,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
clk_register_clkdev(clk[IMX6QDL_CLK_ENET_REF], "enet_ref", NULL); clk_register_clkdev(clk[IMX6QDL_CLK_ENET_REF], "enet_ref", NULL);
if ((imx_get_soc_revision() != IMX_CHIP_REVISION_1_0) || if ((imx_get_soc_revision() != IMX_CHIP_REVISION_1_0) ||
cpu_is_imx6dl()) { clk_on_imx6dl()) {
clk_set_parent(clk[IMX6QDL_CLK_LDB_DI0_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]); clk_set_parent(clk[IMX6QDL_CLK_LDB_DI0_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
clk_set_parent(clk[IMX6QDL_CLK_LDB_DI1_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]); clk_set_parent(clk[IMX6QDL_CLK_LDB_DI1_SEL], clk[IMX6QDL_CLK_PLL5_VIDEO_DIV]);
} }
......
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