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Merge tag 'renesas-clk-for-v6.9-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers into clk-renesas
Pull Renesas clk driver updates from Geert Uytterhoeven: - Ignore all clocks which are assigned to a non-Linux system - Add watchdog clock on RZ/G3S - Add camera (CRU) clock and reset on RZ/G2UL - Add support for the R-Car V4M (R8A779H0) SoC - Miscellaneous fixes and improvements * tag 'renesas-clk-for-v6.9-tag1' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers: clk: renesas: r8a779h0: Add I2C clocks clk: renesas: r8a779h0: Add watchdog clock clk: renesas: r8a779h0: Add PFC/GPIO clocks clk: renesas: r8a779g0: Fix PCIe clock name clk: renesas: cpg-mssr: Add support for R-Car V4M clk: renesas: rcar-gen4: Add support for FRQCRC1 clk: renesas: r9a07g043: Add clock and reset entries for CRU clk: renesas: r9a08g045: Add clock and reset support for watchdog dt-bindings: clock: Add R8A779H0 V4M CPG Core Clock Definitions dt-bindings: clock: renesas,cpg-mssr: Document R-Car V4M support dt-bindings: power: Add r8a779h0 SYSC power domain definitions dt-bindings: power: renesas,rcar-sysc: Document R-Car V4M support clk: renesas: mstp: Remove obsolete clkdev registration clk: renesas: cpg-mssr: Ignore all clocks assigned to non-Linux system of: Add for_each_reserved_child_of_node() of: Add of_get_next_status_child() and makes more generic of_get_next of: Add __of_device_is_status() and makes more generic status check
2 parents 6613476 + 5aaa139 commit a24f93f

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16 files changed

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-53
lines changed

16 files changed

+651
-53
lines changed

Documentation/devicetree/bindings/clock/renesas,cpg-mssr.yaml

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -50,6 +50,7 @@ properties:
5050
- renesas,r8a779a0-cpg-mssr # R-Car V3U
5151
- renesas,r8a779f0-cpg-mssr # R-Car S4-8
5252
- renesas,r8a779g0-cpg-mssr # R-Car V4H
53+
- renesas,r8a779h0-cpg-mssr # R-Car V4M
5354

5455
reg:
5556
maxItems: 1

Documentation/devicetree/bindings/power/renesas,rcar-sysc.yaml

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -45,6 +45,7 @@ properties:
4545
- renesas,r8a779a0-sysc # R-Car V3U
4646
- renesas,r8a779f0-sysc # R-Car S4-8
4747
- renesas,r8a779g0-sysc # R-Car V4H
48+
- renesas,r8a779h0-sysc # R-Car V4M
4849

4950
reg:
5051
maxItems: 1

drivers/clk/renesas/Kconfig

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -33,6 +33,7 @@ config CLK_RENESAS
3333
select CLK_R8A779A0 if ARCH_R8A779A0
3434
select CLK_R8A779F0 if ARCH_R8A779F0
3535
select CLK_R8A779G0 if ARCH_R8A779G0
36+
select CLK_R8A779H0 if ARCH_R8A779H0
3637
select CLK_R9A06G032 if ARCH_R9A06G032
3738
select CLK_R9A07G043 if ARCH_R9A07G043
3839
select CLK_R9A07G044 if ARCH_R9A07G044
@@ -165,6 +166,10 @@ config CLK_R8A779G0
165166
bool "R-Car V4H clock support" if COMPILE_TEST
166167
select CLK_RCAR_GEN4_CPG
167168

169+
config CLK_R8A779H0
170+
bool "R-Car V4M clock support" if COMPILE_TEST
171+
select CLK_RCAR_GEN4_CPG
172+
168173
config CLK_R9A06G032
169174
bool "RZ/N1D clock support" if COMPILE_TEST
170175

drivers/clk/renesas/Makefile

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -30,6 +30,7 @@ obj-$(CONFIG_CLK_R8A77995) += r8a77995-cpg-mssr.o
3030
obj-$(CONFIG_CLK_R8A779A0) += r8a779a0-cpg-mssr.o
3131
obj-$(CONFIG_CLK_R8A779F0) += r8a779f0-cpg-mssr.o
3232
obj-$(CONFIG_CLK_R8A779G0) += r8a779g0-cpg-mssr.o
33+
obj-$(CONFIG_CLK_R8A779H0) += r8a779h0-cpg-mssr.o
3334
obj-$(CONFIG_CLK_R9A06G032) += r9a06g032-clocks.o
3435
obj-$(CONFIG_CLK_R9A07G043) += r9a07g043-cpg.o
3536
obj-$(CONFIG_CLK_R9A07G044) += r9a07g044-cpg.o

drivers/clk/renesas/clk-mstp.c

Lines changed: 3 additions & 13 deletions
Original file line numberDiff line numberDiff line change
@@ -10,7 +10,6 @@
1010

1111
#include <linux/clk.h>
1212
#include <linux/clk-provider.h>
13-
#include <linux/clkdev.h>
1413
#include <linux/clk/renesas.h>
1514
#include <linux/device.h>
1615
#include <linux/io.h>
@@ -19,6 +18,7 @@
1918
#include <linux/of_address.h>
2019
#include <linux/pm_clock.h>
2120
#include <linux/pm_domain.h>
21+
#include <linux/slab.h>
2222
#include <linux/spinlock.h>
2323

2424
/*
@@ -237,22 +237,12 @@ static void __init cpg_mstp_clocks_init(struct device_node *np)
237237

238238
clks[clkidx] = cpg_mstp_clock_register(name, parent_name,
239239
clkidx, group);
240-
if (!IS_ERR(clks[clkidx])) {
240+
if (!IS_ERR(clks[clkidx]))
241241
group->data.clk_num = max(group->data.clk_num,
242242
clkidx + 1);
243-
/*
244-
* Register a clkdev to let board code retrieve the
245-
* clock by name and register aliases for non-DT
246-
* devices.
247-
*
248-
* FIXME: Remove this when all devices that require a
249-
* clock will be instantiated from DT.
250-
*/
251-
clk_register_clkdev(clks[clkidx], name, NULL);
252-
} else {
243+
else
253244
pr_err("%s: failed to register %pOFn %s clock (%ld)\n",
254245
__func__, np, name, PTR_ERR(clks[clkidx]));
255-
}
256246
}
257247

258248
of_clk_add_provider(np, of_clk_src_onecell_get, &group->data);

drivers/clk/renesas/r8a779g0-cpg-mssr.c

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -193,7 +193,7 @@ static const struct mssr_mod_clk r8a779g0_mod_clks[] __initconst = {
193193
DEF_MOD("msi4", 622, R8A779G0_CLK_MSO),
194194
DEF_MOD("msi5", 623, R8A779G0_CLK_MSO),
195195
DEF_MOD("pciec0", 624, R8A779G0_CLK_S0D2_HSC),
196-
DEF_MOD("pscie1", 625, R8A779G0_CLK_S0D2_HSC),
196+
DEF_MOD("pciec1", 625, R8A779G0_CLK_S0D2_HSC),
197197
DEF_MOD("pwm", 628, R8A779G0_CLK_SASYNCPERD4),
198198
DEF_MOD("rpc-if", 629, R8A779G0_CLK_RPCD2),
199199
DEF_MOD("scif0", 702, R8A779G0_CLK_SASYNCPERD4),
Lines changed: 249 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,249 @@
1+
// SPDX-License-Identifier: GPL-2.0
2+
/*
3+
* r8a779h0 Clock Pulse Generator / Module Standby and Software Reset
4+
*
5+
* Copyright (C) 2023 Renesas Electronics Corp.
6+
*
7+
* Based on r8a779g0-cpg-mssr.c
8+
*/
9+
10+
#include <linux/bitfield.h>
11+
#include <linux/clk.h>
12+
#include <linux/clk-provider.h>
13+
#include <linux/device.h>
14+
#include <linux/err.h>
15+
#include <linux/kernel.h>
16+
#include <linux/soc/renesas/rcar-rst.h>
17+
18+
#include <dt-bindings/clock/renesas,r8a779h0-cpg-mssr.h>
19+
20+
#include "renesas-cpg-mssr.h"
21+
#include "rcar-gen4-cpg.h"
22+
23+
enum clk_ids {
24+
/* Core Clock Outputs exported to DT */
25+
LAST_DT_CORE_CLK = R8A779H0_CLK_R,
26+
27+
/* External Input Clocks */
28+
CLK_EXTAL,
29+
CLK_EXTALR,
30+
31+
/* Internal Core Clocks */
32+
CLK_MAIN,
33+
CLK_PLL1,
34+
CLK_PLL2,
35+
CLK_PLL3,
36+
CLK_PLL4,
37+
CLK_PLL5,
38+
CLK_PLL6,
39+
CLK_PLL1_DIV2,
40+
CLK_PLL2_DIV2,
41+
CLK_PLL3_DIV2,
42+
CLK_PLL4_DIV2,
43+
CLK_PLL4_DIV5,
44+
CLK_PLL5_DIV2,
45+
CLK_PLL5_DIV4,
46+
CLK_PLL6_DIV2,
47+
CLK_S0,
48+
CLK_S0_VIO,
49+
CLK_S0_VC,
50+
CLK_S0_HSC,
51+
CLK_SASYNCPER,
52+
CLK_SV_VIP,
53+
CLK_SV_IR,
54+
CLK_IMPASRC,
55+
CLK_IMPBSRC,
56+
CLK_VIOSRC,
57+
CLK_VCSRC,
58+
CLK_SDSRC,
59+
CLK_RPCSRC,
60+
CLK_OCO,
61+
62+
/* Module Clocks */
63+
MOD_CLK_BASE
64+
};
65+
66+
static const struct cpg_core_clk r8a779h0_core_clks[] = {
67+
/* External Clock Inputs */
68+
DEF_INPUT("extal", CLK_EXTAL),
69+
DEF_INPUT("extalr", CLK_EXTALR),
70+
71+
/* Internal Core Clocks */
72+
DEF_BASE(".main", CLK_MAIN, CLK_TYPE_GEN4_MAIN, CLK_EXTAL),
73+
DEF_BASE(".pll1", CLK_PLL1, CLK_TYPE_GEN4_PLL1, CLK_MAIN),
74+
DEF_BASE(".pll2", CLK_PLL2, CLK_TYPE_GEN4_PLL2, CLK_MAIN),
75+
DEF_BASE(".pll3", CLK_PLL3, CLK_TYPE_GEN4_PLL3, CLK_MAIN),
76+
DEF_BASE(".pll4", CLK_PLL4, CLK_TYPE_GEN4_PLL4, CLK_MAIN),
77+
DEF_BASE(".pll5", CLK_PLL5, CLK_TYPE_GEN4_PLL5, CLK_MAIN),
78+
DEF_BASE(".pll6", CLK_PLL6, CLK_TYPE_GEN4_PLL6, CLK_MAIN),
79+
80+
DEF_FIXED(".pll1_div2", CLK_PLL1_DIV2, CLK_PLL1, 2, 1),
81+
DEF_FIXED(".pll2_div2", CLK_PLL2_DIV2, CLK_PLL2, 2, 1),
82+
DEF_FIXED(".pll3_div2", CLK_PLL3_DIV2, CLK_PLL3, 2, 1),
83+
DEF_FIXED(".pll4_div2", CLK_PLL4_DIV2, CLK_PLL4, 2, 1),
84+
DEF_FIXED(".pll4_div5", CLK_PLL4_DIV5, CLK_PLL4, 5, 1),
85+
DEF_FIXED(".pll5_div2", CLK_PLL5_DIV2, CLK_PLL5, 2, 1),
86+
DEF_FIXED(".pll5_div4", CLK_PLL5_DIV4, CLK_PLL5_DIV2, 2, 1),
87+
DEF_FIXED(".pll6_div2", CLK_PLL6_DIV2, CLK_PLL6, 2, 1),
88+
DEF_FIXED(".s0", CLK_S0, CLK_PLL1_DIV2, 2, 1),
89+
DEF_FIXED(".s0_vio", CLK_S0_VIO, CLK_PLL1_DIV2, 2, 1),
90+
DEF_FIXED(".s0_vc", CLK_S0_VC, CLK_PLL1_DIV2, 2, 1),
91+
DEF_FIXED(".s0_hsc", CLK_S0_HSC, CLK_PLL1_DIV2, 2, 1),
92+
DEF_FIXED(".sasyncper", CLK_SASYNCPER, CLK_PLL5_DIV4, 3, 1),
93+
DEF_FIXED(".sv_vip", CLK_SV_VIP, CLK_PLL1, 5, 1),
94+
DEF_FIXED(".sv_ir", CLK_SV_IR, CLK_PLL1, 5, 1),
95+
DEF_FIXED(".impasrc", CLK_IMPASRC, CLK_PLL1_DIV2, 2, 1),
96+
DEF_FIXED(".impbsrc", CLK_IMPBSRC, CLK_PLL1, 4, 1),
97+
DEF_FIXED(".viosrc", CLK_VIOSRC, CLK_PLL1, 6, 1),
98+
DEF_FIXED(".vcsrc", CLK_VCSRC, CLK_PLL1, 6, 1),
99+
DEF_BASE(".sdsrc", CLK_SDSRC, CLK_TYPE_GEN4_SDSRC, CLK_PLL5),
100+
DEF_BASE(".rpcsrc", CLK_RPCSRC, CLK_TYPE_GEN4_RPCSRC, CLK_PLL5),
101+
DEF_RATE(".oco", CLK_OCO, 32768),
102+
103+
/* Core Clock Outputs */
104+
DEF_GEN4_Z("zc0", R8A779H0_CLK_ZC0, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 0),
105+
DEF_GEN4_Z("zc1", R8A779H0_CLK_ZC1, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 8),
106+
DEF_GEN4_Z("zc2", R8A779H0_CLK_ZC2, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 32),
107+
DEF_GEN4_Z("zc3", R8A779H0_CLK_ZC3, CLK_TYPE_GEN4_Z, CLK_PLL2_DIV2, 2, 40),
108+
DEF_FIXED("s0d2", R8A779H0_CLK_S0D2, CLK_S0, 2, 1),
109+
DEF_FIXED("s0d3", R8A779H0_CLK_S0D3, CLK_S0, 3, 1),
110+
DEF_FIXED("s0d4", R8A779H0_CLK_S0D4, CLK_S0, 4, 1),
111+
DEF_FIXED("cl16m", R8A779H0_CLK_CL16M, CLK_S0, 48, 1),
112+
DEF_FIXED("s0d2_rt", R8A779H0_CLK_S0D2_RT, CLK_S0, 2, 1),
113+
DEF_FIXED("s0d3_rt", R8A779H0_CLK_S0D3_RT, CLK_S0, 3, 1),
114+
DEF_FIXED("s0d4_rt", R8A779H0_CLK_S0D4_RT, CLK_S0, 4, 1),
115+
DEF_FIXED("s0d6_rt", R8A779H0_CLK_S0D6_RT, CLK_S0, 6, 1),
116+
DEF_FIXED("cl16m_rt", R8A779H0_CLK_CL16M_RT, CLK_S0, 48, 1),
117+
DEF_FIXED("s0d2_per", R8A779H0_CLK_S0D2_PER, CLK_S0, 2, 1),
118+
DEF_FIXED("s0d3_per", R8A779H0_CLK_S0D3_PER, CLK_S0, 3, 1),
119+
DEF_FIXED("s0d4_per", R8A779H0_CLK_S0D4_PER, CLK_S0, 4, 1),
120+
DEF_FIXED("s0d6_per", R8A779H0_CLK_S0D6_PER, CLK_S0, 6, 1),
121+
DEF_FIXED("s0d12_per", R8A779H0_CLK_S0D12_PER, CLK_S0, 12, 1),
122+
DEF_FIXED("s0d24_per", R8A779H0_CLK_S0D24_PER, CLK_S0, 24, 1),
123+
DEF_FIXED("cl16m_per", R8A779H0_CLK_CL16M_PER, CLK_S0, 48, 1),
124+
DEF_FIXED("s0d2_mm", R8A779H0_CLK_S0D2_MM, CLK_S0, 2, 1),
125+
DEF_FIXED("s0d4_mm", R8A779H0_CLK_S0D4_MM, CLK_S0, 4, 1),
126+
DEF_FIXED("cl16m_mm", R8A779H0_CLK_CL16M_MM, CLK_S0, 48, 1),
127+
DEF_FIXED("s0d2_u3dg", R8A779H0_CLK_S0D2_U3DG, CLK_S0, 2, 1),
128+
DEF_FIXED("s0d4_u3dg", R8A779H0_CLK_S0D4_U3DG, CLK_S0, 4, 1),
129+
DEF_FIXED("s0d1_vio", R8A779H0_CLK_S0D1_VIO, CLK_S0_VIO, 1, 1),
130+
DEF_FIXED("s0d2_vio", R8A779H0_CLK_S0D2_VIO, CLK_S0_VIO, 2, 1),
131+
DEF_FIXED("s0d4_vio", R8A779H0_CLK_S0D4_VIO, CLK_S0_VIO, 4, 1),
132+
DEF_FIXED("s0d8_vio", R8A779H0_CLK_S0D8_VIO, CLK_S0_VIO, 8, 1),
133+
DEF_FIXED("s0d1_vc", R8A779H0_CLK_S0D1_VC, CLK_S0_VC, 1, 1),
134+
DEF_FIXED("s0d2_vc", R8A779H0_CLK_S0D2_VC, CLK_S0_VC, 2, 1),
135+
DEF_FIXED("s0d4_vc", R8A779H0_CLK_S0D4_VC, CLK_S0_VC, 4, 1),
136+
DEF_FIXED("s0d1_hsc", R8A779H0_CLK_S0D1_HSC, CLK_S0_HSC, 1, 1),
137+
DEF_FIXED("s0d2_hsc", R8A779H0_CLK_S0D2_HSC, CLK_S0_HSC, 2, 1),
138+
DEF_FIXED("s0d4_hsc", R8A779H0_CLK_S0D4_HSC, CLK_S0_HSC, 4, 1),
139+
DEF_FIXED("s0d8_hsc", R8A779H0_CLK_S0D8_HSC, CLK_S0_HSC, 8, 1),
140+
DEF_FIXED("cl16m_hsc", R8A779H0_CLK_CL16M_HSC, CLK_S0_HSC, 48, 1),
141+
DEF_FIXED("sasyncrt", R8A779H0_CLK_SASYNCRT, CLK_PLL5_DIV4, 48, 1),
142+
DEF_FIXED("sasyncperd1", R8A779H0_CLK_SASYNCPERD1, CLK_SASYNCPER, 1, 1),
143+
DEF_FIXED("sasyncperd2", R8A779H0_CLK_SASYNCPERD2, CLK_SASYNCPER, 2, 1),
144+
DEF_FIXED("sasyncperd4", R8A779H0_CLK_SASYNCPERD4, CLK_SASYNCPER, 4, 1),
145+
DEF_FIXED("svd1_vip", R8A779H0_CLK_SVD1_VIP, CLK_SV_VIP, 1, 1),
146+
DEF_FIXED("svd2_vip", R8A779H0_CLK_SVD2_VIP, CLK_SV_VIP, 2, 1),
147+
DEF_FIXED("svd1_ir", R8A779H0_CLK_SVD1_IR, CLK_SV_IR, 1, 1),
148+
DEF_FIXED("svd2_ir", R8A779H0_CLK_SVD2_IR, CLK_SV_IR, 2, 1),
149+
DEF_FIXED("cbfusa", R8A779H0_CLK_CBFUSA, CLK_EXTAL, 2, 1),
150+
DEF_FIXED("cpex", R8A779H0_CLK_CPEX, CLK_EXTAL, 2, 1),
151+
DEF_FIXED("cp", R8A779H0_CLK_CP, CLK_EXTAL, 2, 1),
152+
DEF_FIXED("impad1", R8A779H0_CLK_IMPAD1, CLK_IMPASRC, 1, 1),
153+
DEF_FIXED("impad4", R8A779H0_CLK_IMPAD4, CLK_IMPASRC, 4, 1),
154+
DEF_FIXED("impb", R8A779H0_CLK_IMPB, CLK_IMPBSRC, 1, 1),
155+
DEF_FIXED("viobusd1", R8A779H0_CLK_VIOBUSD1, CLK_VIOSRC, 1, 1),
156+
DEF_FIXED("viobusd2", R8A779H0_CLK_VIOBUSD2, CLK_VIOSRC, 2, 1),
157+
DEF_FIXED("vcbusd1", R8A779H0_CLK_VCBUSD1, CLK_VCSRC, 1, 1),
158+
DEF_FIXED("vcbusd2", R8A779H0_CLK_VCBUSD2, CLK_VCSRC, 2, 1),
159+
DEF_DIV6P1("canfd", R8A779H0_CLK_CANFD, CLK_PLL5_DIV4, 0x878),
160+
DEF_DIV6P1("csi", R8A779H0_CLK_CSI, CLK_PLL5_DIV4, 0x880),
161+
DEF_FIXED("dsiref", R8A779H0_CLK_DSIREF, CLK_PLL5_DIV4, 48, 1),
162+
DEF_DIV6P1("dsiext", R8A779H0_CLK_DSIEXT, CLK_PLL5_DIV4, 0x884),
163+
DEF_DIV6P1("mso", R8A779H0_CLK_MSO, CLK_PLL5_DIV4, 0x87c),
164+
165+
DEF_GEN4_SDH("sd0h", R8A779H0_CLK_SD0H, CLK_SDSRC, 0x870),
166+
DEF_GEN4_SD("sd0", R8A779H0_CLK_SD0, R8A779H0_CLK_SD0H, 0x870),
167+
168+
DEF_BASE("rpc", R8A779H0_CLK_RPC, CLK_TYPE_GEN4_RPC, CLK_RPCSRC),
169+
DEF_BASE("rpcd2", R8A779H0_CLK_RPCD2, CLK_TYPE_GEN4_RPCD2, R8A779H0_CLK_RPC),
170+
171+
DEF_GEN4_OSC("osc", R8A779H0_CLK_OSC, CLK_EXTAL, 8),
172+
DEF_GEN4_MDSEL("r", R8A779H0_CLK_R, 29, CLK_EXTALR, 1, CLK_OCO, 1),
173+
};
174+
175+
static const struct mssr_mod_clk r8a779h0_mod_clks[] = {
176+
DEF_MOD("hscif0", 514, R8A779H0_CLK_SASYNCPERD1),
177+
DEF_MOD("hscif1", 515, R8A779H0_CLK_SASYNCPERD1),
178+
DEF_MOD("hscif2", 516, R8A779H0_CLK_SASYNCPERD1),
179+
DEF_MOD("hscif3", 517, R8A779H0_CLK_SASYNCPERD1),
180+
DEF_MOD("i2c0", 518, R8A779H0_CLK_S0D6_PER),
181+
DEF_MOD("i2c1", 519, R8A779H0_CLK_S0D6_PER),
182+
DEF_MOD("i2c2", 520, R8A779H0_CLK_S0D6_PER),
183+
DEF_MOD("i2c3", 521, R8A779H0_CLK_S0D6_PER),
184+
DEF_MOD("wdt1:wdt0", 907, R8A779H0_CLK_R),
185+
DEF_MOD("pfc0", 915, R8A779H0_CLK_CP),
186+
DEF_MOD("pfc1", 916, R8A779H0_CLK_CP),
187+
DEF_MOD("pfc2", 917, R8A779H0_CLK_CP),
188+
};
189+
190+
/*
191+
* CPG Clock Data
192+
*/
193+
/*
194+
* MD EXTAL PLL1 PLL2 PLL3 PLL4 PLL5 PLL6 OSC
195+
* 14 13 (MHz)
196+
* ------------------------------------------------------------------------
197+
* 0 0 16.66 / 1 x192 x204 x192 x144 x192 x168 /16
198+
* 0 1 20 / 1 x160 x170 x160 x120 x160 x140 /19
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* 1 0 Prohibited setting
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* 1 1 33.33 / 2 x192 x204 x192 x144 x192 x168 /32
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*/
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#define CPG_PLL_CONFIG_INDEX(md) ((((md) & BIT(14)) >> 13) | \
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(((md) & BIT(13)) >> 13))
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static const struct rcar_gen4_cpg_pll_config cpg_pll_configs[4] = {
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/* EXTAL div PLL1 mult/div PLL2 mult/div PLL3 mult/div PLL4 mult/div PLL5 mult/div PLL6 mult/div OSC prediv */
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{ 1, 192, 1, 240, 1, 192, 1, 240, 1, 192, 1, 168, 1, 16, },
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{ 1, 160, 1, 200, 1, 160, 1, 200, 1, 160, 1, 140, 1, 19, },
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, },
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{ 2, 192, 1, 240, 1, 192, 1, 240, 1, 192, 1, 168, 1, 32, },
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};
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static int __init r8a779h0_cpg_mssr_init(struct device *dev)
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{
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const struct rcar_gen4_cpg_pll_config *cpg_pll_config;
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u32 cpg_mode;
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int error;
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error = rcar_rst_read_mode_pins(&cpg_mode);
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if (error)
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return error;
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cpg_pll_config = &cpg_pll_configs[CPG_PLL_CONFIG_INDEX(cpg_mode)];
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if (!cpg_pll_config->extal_div) {
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dev_err(dev, "Prohibited setting (cpg_mode=0x%x)\n", cpg_mode);
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return -EINVAL;
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}
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return rcar_gen4_cpg_init(cpg_pll_config, CLK_EXTALR, cpg_mode);
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}
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const struct cpg_mssr_info r8a779h0_cpg_mssr_info __initconst = {
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/* Core Clocks */
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.core_clks = r8a779h0_core_clks,
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.num_core_clks = ARRAY_SIZE(r8a779h0_core_clks),
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.last_dt_core_clk = LAST_DT_CORE_CLK,
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.num_total_core_clks = MOD_CLK_BASE,
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/* Module Clocks */
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.mod_clks = r8a779h0_mod_clks,
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.num_mod_clks = ARRAY_SIZE(r8a779h0_mod_clks),
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.num_hw_mod_clks = 30 * 32,
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/* Callbacks */
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.init = r8a779h0_cpg_mssr_init,
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.cpg_clk_register = rcar_gen4_cpg_clk_register,
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.reg_layout = CLK_REG_LAYOUT_RCAR_GEN4,
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};

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