clk: mediatek: Add subsystem clocks of MT8173

Most multimedia subsystem clocks will be accessed by multiple
drivers, so it's a better way to manage these clocks in CCF.
This patch adds clock support for MM, IMG, VDEC, VENC and VENC_LT
subsystems.

Signed-off-by: James Liao <jamesjj.liao@mediatek.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
This commit is contained in:
James Liao 2015-05-20 14:45:54 +08:00
parent 5661848956
commit 29859d9315
2 changed files with 361 additions and 3 deletions

View File

@ -33,6 +33,10 @@ static DEFINE_SPINLOCK(mt8173_clk_lock);
static const struct mtk_fixed_clk fixed_clks[] __initconst = {
FIXED_CLK(CLK_TOP_CLKPH_MCK_O, "clkph_mck_o", "clk26m", DUMMY_RATE),
FIXED_CLK(CLK_TOP_USB_SYSPLL_125M, "usb_syspll_125m", "clk26m", 125 * MHZ),
FIXED_CLK(CLK_TOP_DSI0_DIG, "dsi0_dig", "clk26m", DUMMY_RATE),
FIXED_CLK(CLK_TOP_DSI1_DIG, "dsi1_dig", "clk26m", DUMMY_RATE),
FIXED_CLK(CLK_TOP_LVDS_PXL, "lvds_pxl", "lvdspll", DUMMY_RATE),
FIXED_CLK(CLK_TOP_LVDS_CTS, "lvds_cts", "lvdspll", DUMMY_RATE),
};
static const struct mtk_fixed_factor top_divs[] __initconst = {
@ -709,6 +713,183 @@ static const struct mtk_composite peri_clks[] __initconst = {
MUX(CLK_PERI_UART3_SEL, "uart3_ck_sel", uart_ck_sel_parents, 0x40c, 3, 1),
};
static const struct mtk_gate_regs cg_regs_4_8_0 __initconst = {
.set_ofs = 0x0004,
.clr_ofs = 0x0008,
.sta_ofs = 0x0000,
};
#define GATE_IMG(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &cg_regs_4_8_0, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
static const struct mtk_gate img_clks[] __initconst = {
GATE_IMG(CLK_IMG_LARB2_SMI, "img_larb2_smi", "mm_sel", 0),
GATE_IMG(CLK_IMG_CAM_SMI, "img_cam_smi", "mm_sel", 5),
GATE_IMG(CLK_IMG_CAM_CAM, "img_cam_cam", "mm_sel", 6),
GATE_IMG(CLK_IMG_SEN_TG, "img_sen_tg", "camtg_sel", 7),
GATE_IMG(CLK_IMG_SEN_CAM, "img_sen_cam", "mm_sel", 8),
GATE_IMG(CLK_IMG_CAM_SV, "img_cam_sv", "mm_sel", 9),
GATE_IMG(CLK_IMG_FD, "img_fd", "mm_sel", 11),
};
static const struct mtk_gate_regs mm0_cg_regs __initconst = {
.set_ofs = 0x0104,
.clr_ofs = 0x0108,
.sta_ofs = 0x0100,
};
static const struct mtk_gate_regs mm1_cg_regs __initconst = {
.set_ofs = 0x0114,
.clr_ofs = 0x0118,
.sta_ofs = 0x0110,
};
#define GATE_MM0(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &mm0_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
#define GATE_MM1(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &mm1_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr, \
}
static const struct mtk_gate mm_clks[] __initconst = {
/* MM0 */
GATE_MM0(CLK_MM_SMI_COMMON, "mm_smi_common", "mm_sel", 0),
GATE_MM0(CLK_MM_SMI_LARB0, "mm_smi_larb0", "mm_sel", 1),
GATE_MM0(CLK_MM_CAM_MDP, "mm_cam_mdp", "mm_sel", 2),
GATE_MM0(CLK_MM_MDP_RDMA0, "mm_mdp_rdma0", "mm_sel", 3),
GATE_MM0(CLK_MM_MDP_RDMA1, "mm_mdp_rdma1", "mm_sel", 4),
GATE_MM0(CLK_MM_MDP_RSZ0, "mm_mdp_rsz0", "mm_sel", 5),
GATE_MM0(CLK_MM_MDP_RSZ1, "mm_mdp_rsz1", "mm_sel", 6),
GATE_MM0(CLK_MM_MDP_RSZ2, "mm_mdp_rsz2", "mm_sel", 7),
GATE_MM0(CLK_MM_MDP_TDSHP0, "mm_mdp_tdshp0", "mm_sel", 8),
GATE_MM0(CLK_MM_MDP_TDSHP1, "mm_mdp_tdshp1", "mm_sel", 9),
GATE_MM0(CLK_MM_MDP_WDMA, "mm_mdp_wdma", "mm_sel", 11),
GATE_MM0(CLK_MM_MDP_WROT0, "mm_mdp_wrot0", "mm_sel", 12),
GATE_MM0(CLK_MM_MDP_WROT1, "mm_mdp_wrot1", "mm_sel", 13),
GATE_MM0(CLK_MM_FAKE_ENG, "mm_fake_eng", "mm_sel", 14),
GATE_MM0(CLK_MM_MUTEX_32K, "mm_mutex_32k", "rtc_sel", 15),
GATE_MM0(CLK_MM_DISP_OVL0, "mm_disp_ovl0", "mm_sel", 16),
GATE_MM0(CLK_MM_DISP_OVL1, "mm_disp_ovl1", "mm_sel", 17),
GATE_MM0(CLK_MM_DISP_RDMA0, "mm_disp_rdma0", "mm_sel", 18),
GATE_MM0(CLK_MM_DISP_RDMA1, "mm_disp_rdma1", "mm_sel", 19),
GATE_MM0(CLK_MM_DISP_RDMA2, "mm_disp_rdma2", "mm_sel", 20),
GATE_MM0(CLK_MM_DISP_WDMA0, "mm_disp_wdma0", "mm_sel", 21),
GATE_MM0(CLK_MM_DISP_WDMA1, "mm_disp_wdma1", "mm_sel", 22),
GATE_MM0(CLK_MM_DISP_COLOR0, "mm_disp_color0", "mm_sel", 23),
GATE_MM0(CLK_MM_DISP_COLOR1, "mm_disp_color1", "mm_sel", 24),
GATE_MM0(CLK_MM_DISP_AAL, "mm_disp_aal", "mm_sel", 25),
GATE_MM0(CLK_MM_DISP_GAMMA, "mm_disp_gamma", "mm_sel", 26),
GATE_MM0(CLK_MM_DISP_UFOE, "mm_disp_ufoe", "mm_sel", 27),
GATE_MM0(CLK_MM_DISP_SPLIT0, "mm_disp_split0", "mm_sel", 28),
GATE_MM0(CLK_MM_DISP_SPLIT1, "mm_disp_split1", "mm_sel", 29),
GATE_MM0(CLK_MM_DISP_MERGE, "mm_disp_merge", "mm_sel", 30),
GATE_MM0(CLK_MM_DISP_OD, "mm_disp_od", "mm_sel", 31),
/* MM1 */
GATE_MM1(CLK_MM_DISP_PWM0MM, "mm_disp_pwm0mm", "mm_sel", 0),
GATE_MM1(CLK_MM_DISP_PWM026M, "mm_disp_pwm026m", "pwm_sel", 1),
GATE_MM1(CLK_MM_DISP_PWM1MM, "mm_disp_pwm1mm", "mm_sel", 2),
GATE_MM1(CLK_MM_DISP_PWM126M, "mm_disp_pwm126m", "pwm_sel", 3),
GATE_MM1(CLK_MM_DSI0_ENGINE, "mm_dsi0_engine", "mm_sel", 4),
GATE_MM1(CLK_MM_DSI0_DIGITAL, "mm_dsi0_digital", "dsi0_dig", 5),
GATE_MM1(CLK_MM_DSI1_ENGINE, "mm_dsi1_engine", "mm_sel", 6),
GATE_MM1(CLK_MM_DSI1_DIGITAL, "mm_dsi1_digital", "dsi1_dig", 7),
GATE_MM1(CLK_MM_DPI_PIXEL, "mm_dpi_pixel", "dpi0_sel", 8),
GATE_MM1(CLK_MM_DPI_ENGINE, "mm_dpi_engine", "mm_sel", 9),
GATE_MM1(CLK_MM_DPI1_PIXEL, "mm_dpi1_pixel", "lvds_pxl", 10),
GATE_MM1(CLK_MM_DPI1_ENGINE, "mm_dpi1_engine", "mm_sel", 11),
GATE_MM1(CLK_MM_HDMI_PIXEL, "mm_hdmi_pixel", "dpi0_sel", 12),
GATE_MM1(CLK_MM_HDMI_PLLCK, "mm_hdmi_pllck", "hdmi_sel", 13),
GATE_MM1(CLK_MM_HDMI_AUDIO, "mm_hdmi_audio", "apll1", 14),
GATE_MM1(CLK_MM_HDMI_SPDIF, "mm_hdmi_spdif", "apll2", 15),
GATE_MM1(CLK_MM_LVDS_PIXEL, "mm_lvds_pixel", "lvds_pxl", 16),
GATE_MM1(CLK_MM_LVDS_CTS, "mm_lvds_cts", "lvds_cts", 17),
GATE_MM1(CLK_MM_SMI_LARB4, "mm_smi_larb4", "mm_sel", 18),
GATE_MM1(CLK_MM_HDMI_HDCP, "mm_hdmi_hdcp", "hdcp_sel", 19),
GATE_MM1(CLK_MM_HDMI_HDCP24M, "mm_hdmi_hdcp24m", "hdcp_24m_sel", 20),
};
static const struct mtk_gate_regs vdec0_cg_regs __initconst = {
.set_ofs = 0x0000,
.clr_ofs = 0x0004,
.sta_ofs = 0x0000,
};
static const struct mtk_gate_regs vdec1_cg_regs __initconst = {
.set_ofs = 0x0008,
.clr_ofs = 0x000c,
.sta_ofs = 0x0008,
};
#define GATE_VDEC0(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &vdec0_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr_inv, \
}
#define GATE_VDEC1(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &vdec1_cg_regs, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr_inv, \
}
static const struct mtk_gate vdec_clks[] __initconst = {
GATE_VDEC0(CLK_VDEC_CKEN, "vdec_cken", "vdec_sel", 0),
GATE_VDEC1(CLK_VDEC_LARB_CKEN, "vdec_larb_cken", "mm_sel", 0),
};
#define GATE_VENC(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &cg_regs_4_8_0, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr_inv, \
}
static const struct mtk_gate venc_clks[] __initconst = {
GATE_VENC(CLK_VENC_CKE0, "venc_cke0", "mm_sel", 0),
GATE_VENC(CLK_VENC_CKE1, "venc_cke1", "venc_sel", 4),
GATE_VENC(CLK_VENC_CKE2, "venc_cke2", "venc_sel", 8),
GATE_VENC(CLK_VENC_CKE3, "venc_cke3", "venc_sel", 12),
};
#define GATE_VENCLT(_id, _name, _parent, _shift) { \
.id = _id, \
.name = _name, \
.parent_name = _parent, \
.regs = &cg_regs_4_8_0, \
.shift = _shift, \
.ops = &mtk_clk_gate_ops_setclr_inv, \
}
static const struct mtk_gate venclt_clks[] __initconst = {
GATE_VENCLT(CLK_VENCLT_CKE0, "venclt_cke0", "mm_sel", 0),
GATE_VENCLT(CLK_VENCLT_CKE1, "venclt_cke1", "venclt_sel", 4),
};
static struct clk_onecell_data *mt8173_top_clk_data __initdata;
static struct clk_onecell_data *mt8173_pll_clk_data __initdata;
@ -872,3 +1053,89 @@ static void __init mtk_apmixedsys_init(struct device_node *node)
}
CLK_OF_DECLARE(mtk_apmixedsys, "mediatek,mt8173-apmixedsys",
mtk_apmixedsys_init);
static void __init mtk_imgsys_init(struct device_node *node)
{
struct clk_onecell_data *clk_data;
int r;
clk_data = mtk_alloc_clk_data(CLK_IMG_NR_CLK);
mtk_clk_register_gates(node, img_clks, ARRAY_SIZE(img_clks),
clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
}
CLK_OF_DECLARE(mtk_imgsys, "mediatek,mt8173-imgsys", mtk_imgsys_init);
static void __init mtk_mmsys_init(struct device_node *node)
{
struct clk_onecell_data *clk_data;
int r;
clk_data = mtk_alloc_clk_data(CLK_MM_NR_CLK);
mtk_clk_register_gates(node, mm_clks, ARRAY_SIZE(mm_clks),
clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
}
CLK_OF_DECLARE(mtk_mmsys, "mediatek,mt8173-mmsys", mtk_mmsys_init);
static void __init mtk_vdecsys_init(struct device_node *node)
{
struct clk_onecell_data *clk_data;
int r;
clk_data = mtk_alloc_clk_data(CLK_VDEC_NR_CLK);
mtk_clk_register_gates(node, vdec_clks, ARRAY_SIZE(vdec_clks),
clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
}
CLK_OF_DECLARE(mtk_vdecsys, "mediatek,mt8173-vdecsys", mtk_vdecsys_init);
static void __init mtk_vencsys_init(struct device_node *node)
{
struct clk_onecell_data *clk_data;
int r;
clk_data = mtk_alloc_clk_data(CLK_VENC_NR_CLK);
mtk_clk_register_gates(node, venc_clks, ARRAY_SIZE(venc_clks),
clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
}
CLK_OF_DECLARE(mtk_vencsys, "mediatek,mt8173-vencsys", mtk_vencsys_init);
static void __init mtk_vencltsys_init(struct device_node *node)
{
struct clk_onecell_data *clk_data;
int r;
clk_data = mtk_alloc_clk_data(CLK_VENCLT_NR_CLK);
mtk_clk_register_gates(node, venclt_clks, ARRAY_SIZE(venclt_clks),
clk_data);
r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
if (r)
pr_err("%s(): could not register clock provider: %d\n",
__func__, r);
}
CLK_OF_DECLARE(mtk_vencltsys, "mediatek,mt8173-vencltsys", mtk_vencltsys_init);

View File

@ -153,12 +153,16 @@
#define CLK_TOP_I2S2_M_SEL 135
#define CLK_TOP_I2S3_M_SEL 136
#define CLK_TOP_I2S3_B_SEL 137
#define CLK_TOP_NR_CLK 138
#define CLK_TOP_DSI0_DIG 138
#define CLK_TOP_DSI1_DIG 139
#define CLK_TOP_LVDS_PXL 140
#define CLK_TOP_LVDS_CTS 141
#define CLK_TOP_NR_CLK 142
/* APMIXED_SYS */
#define CLK_APMIXED_ARMCA15PLL 1
#define CLK_APMIXED_ARMCA7PLL 2
#define CLK_APMIXED_ARMCA15PLL 1
#define CLK_APMIXED_ARMCA7PLL 2
#define CLK_APMIXED_MAINPLL 3
#define CLK_APMIXED_UNIVPLL 4
#define CLK_APMIXED_MMPLL 5
@ -232,4 +236,91 @@
#define CLK_PERI_UART3_SEL 39
#define CLK_PERI_NR_CLK 40
/* IMG_SYS */
#define CLK_IMG_LARB2_SMI 1
#define CLK_IMG_CAM_SMI 2
#define CLK_IMG_CAM_CAM 3
#define CLK_IMG_SEN_TG 4
#define CLK_IMG_SEN_CAM 5
#define CLK_IMG_CAM_SV 6
#define CLK_IMG_FD 7
#define CLK_IMG_NR_CLK 8
/* MM_SYS */
#define CLK_MM_SMI_COMMON 1
#define CLK_MM_SMI_LARB0 2
#define CLK_MM_CAM_MDP 3
#define CLK_MM_MDP_RDMA0 4
#define CLK_MM_MDP_RDMA1 5
#define CLK_MM_MDP_RSZ0 6
#define CLK_MM_MDP_RSZ1 7
#define CLK_MM_MDP_RSZ2 8
#define CLK_MM_MDP_TDSHP0 9
#define CLK_MM_MDP_TDSHP1 10
#define CLK_MM_MDP_WDMA 11
#define CLK_MM_MDP_WROT0 12
#define CLK_MM_MDP_WROT1 13
#define CLK_MM_FAKE_ENG 14
#define CLK_MM_MUTEX_32K 15
#define CLK_MM_DISP_OVL0 16
#define CLK_MM_DISP_OVL1 17
#define CLK_MM_DISP_RDMA0 18
#define CLK_MM_DISP_RDMA1 19
#define CLK_MM_DISP_RDMA2 20
#define CLK_MM_DISP_WDMA0 21
#define CLK_MM_DISP_WDMA1 22
#define CLK_MM_DISP_COLOR0 23
#define CLK_MM_DISP_COLOR1 24
#define CLK_MM_DISP_AAL 25
#define CLK_MM_DISP_GAMMA 26
#define CLK_MM_DISP_UFOE 27
#define CLK_MM_DISP_SPLIT0 28
#define CLK_MM_DISP_SPLIT1 29
#define CLK_MM_DISP_MERGE 30
#define CLK_MM_DISP_OD 31
#define CLK_MM_DISP_PWM0MM 32
#define CLK_MM_DISP_PWM026M 33
#define CLK_MM_DISP_PWM1MM 34
#define CLK_MM_DISP_PWM126M 35
#define CLK_MM_DSI0_ENGINE 36
#define CLK_MM_DSI0_DIGITAL 37
#define CLK_MM_DSI1_ENGINE 38
#define CLK_MM_DSI1_DIGITAL 39
#define CLK_MM_DPI_PIXEL 40
#define CLK_MM_DPI_ENGINE 41
#define CLK_MM_DPI1_PIXEL 42
#define CLK_MM_DPI1_ENGINE 43
#define CLK_MM_HDMI_PIXEL 44
#define CLK_MM_HDMI_PLLCK 45
#define CLK_MM_HDMI_AUDIO 46
#define CLK_MM_HDMI_SPDIF 47
#define CLK_MM_LVDS_PIXEL 48
#define CLK_MM_LVDS_CTS 49
#define CLK_MM_SMI_LARB4 50
#define CLK_MM_HDMI_HDCP 51
#define CLK_MM_HDMI_HDCP24M 52
#define CLK_MM_NR_CLK 53
/* VDEC_SYS */
#define CLK_VDEC_CKEN 1
#define CLK_VDEC_LARB_CKEN 2
#define CLK_VDEC_NR_CLK 3
/* VENC_SYS */
#define CLK_VENC_CKE0 1
#define CLK_VENC_CKE1 2
#define CLK_VENC_CKE2 3
#define CLK_VENC_CKE3 4
#define CLK_VENC_NR_CLK 5
/* VENCLT_SYS */
#define CLK_VENCLT_CKE0 1
#define CLK_VENCLT_CKE1 2
#define CLK_VENCLT_NR_CLK 3
#endif /* _DT_BINDINGS_CLK_MT8173_H */