[RFC 13/16] dt-bindings: clock: Add StarFive JH8100 Always-On clock and reset generator
Sia Jee Heng
jeeheng.sia at starfivetech.com
Mon Dec 25 21:38:45 PST 2023
Add bindings for the Always-On clock and reset generator (AONCRG) on
JH8100 SoC.
Signed-off-by: Sia Jee Heng <jeeheng.sia at starfivetech.com>
Reviewed-by: Ley Foon Tan <leyfoon.tan at starfivetech.com>
---
.../clock/starfive,jh8100-aoncrg.yaml | 74 +++++++++++++++++++
.../dt-bindings/clock/starfive,jh8100-crg.h | 67 +++++++++++++++++
.../dt-bindings/reset/starfive,jh8100-crg.h | 16 ++++
3 files changed, 157 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh8100-aoncrg.yaml
diff --git a/Documentation/devicetree/bindings/clock/starfive,jh8100-aoncrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh8100-aoncrg.yaml
new file mode 100644
index 000000000000..4ae1ef827fc9
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jh8100-aoncrg.yaml
@@ -0,0 +1,74 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh8100-aoncrg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH8100 Always-On Clock and Reset Generator
+
+maintainers:
+ - Sia Jee Heng <jeeheng.sia at starfivetech.com>
+
+properties:
+ compatible:
+ const: starfive,jh8100-aoncrg
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Main Oscillator (24 MHz)
+ - description: GMAC0 RMII func
+ - description: GMAC0 RGMII func
+ - description: AON 125MHz clock
+ - description: AON 2000MHz clock
+ - description: AON 200MHz clock
+ - description: AON 667MHz clock
+ - description: RTC clock
+
+ clock-names:
+ items:
+ - const: osc
+ - const: gmac0-rmii-func
+ - const: gmac0-rgmii-func
+ - const: aon125
+ - const: aon2000
+ - const: aon200
+ - const: aon667
+ - const: rtc
+
+ '#clock-cells':
+ const: 1
+ description:
+ See <dt-bindings/clock/starfive,jh8100-crg.h> for valid indices.
+
+ '#reset-cells':
+ const: 1
+ description:
+ See <dt-bindings/reset/starfive,jh8100-crg.h> for valid indices.
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - '#clock-cells'
+ - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/starfive,jh8100-crg.h>
+
+ clock-controller at 1f310000 {
+ compatible = "starfive,jh8100-aoncrg";
+ reg = <0x1f310000 0x10000>;
+ clocks = <&osc>, <&gmac0_rmii_func>, <&gmac0_rgmii_func>, <&aon125>,
+ <&aon2000>, <&aon200>, <&aon667>, <&rtc>;
+ clock-names = "osc", "gmac0-rmii-func", "gmac0-rgmii-func", "aon125",
+ "aon2000", "aon200", "aon667", "rtc";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
diff --git a/include/dt-bindings/clock/starfive,jh8100-crg.h b/include/dt-bindings/clock/starfive,jh8100-crg.h
index 7b337c1495be..8207d5a2f4b3 100644
--- a/include/dt-bindings/clock/starfive,jh8100-crg.h
+++ b/include/dt-bindings/clock/starfive,jh8100-crg.h
@@ -351,4 +351,71 @@
#define JH8100_SWCLK_JPEG_ICG_EN 8
#define JH8100_SWCLK_VDEC_ICG_EN 9
+/* AONCRG clocks */
+#define JH8100_AONCLK_GMAC0_RMII_REFIN 0
+#define JH8100_AONCLK_GMAC0_RGMII_RXIN 1
+#define JH8100_AONCLK_GMAC0_GTXCLK 2
+#define JH8100_AONCLK_AON_1000 3
+#define JH8100_AONCLK_AON_400 4
+#define JH8100_AONCLK_AON_400_POSTOSC 5
+#define JH8100_AONCLK_AON_500 6
+#define JH8100_AONCLK_AON_500_POSTOSC 7
+#define JH8100_AONCLK_XSPI_PHY 8
+#define JH8100_AONCLK_AON_100 9
+#define JH8100_AONCLK_AON_100_POSTOSC 10
+#define JH8100_AONCLK_AON_50_POSTOSC 11
+#define JH8100_AONCLK_DDR50_POSTOCC_ICG 12
+#define JH8100_AONCLK_DDR100_POSTOCC_ICG 13
+#define JH8100_AONCLK_PUFRT_APB 14
+#define JH8100_AONCLK_RTC_HMS_APB 15
+#define JH8100_AONCLK_RTC_INTERNAL 16
+#define JH8100_AONCLK_RTC_HMS_OSC32K 17
+#define JH8100_AONCLK_RTC_HMS_CAL 18
+#define JH8100_AONCLK_GMAC0_AXI128_AHB 19
+#define JH8100_AONCLK_GMAC0_AXI128_MSTRCLK 20
+#define JH8100_AONCLK_GMAC0_AXI128_AXI 21
+#define JH8100_AONCLK_GMAC0_RMII_RTX 22
+#define JH8100_AONCLK_GMAC0_AXI128_TX 23
+#define JH8100_AONCLK_GMAC0_AXI128_TX_INV 24
+#define JH8100_AONCLK_GMAC0_AXI128_RX 25
+#define JH8100_AONCLK_GMAC0_AXI128_RX_INV 26
+#define JH8100_AONCLK_GMAC0_GTXC 27
+#define JH8100_AONCLK_XSPI_AXI 28
+#define JH8100_AONCLK_XSPI_APB 29
+#define JH8100_AONCLK_XSPI_XSPI_PHY 30
+#define JH8100_AONCLK_TVSENSOR_PCLK 31
+#define JH8100_AONCLK_TVSENSOR_TSADC 32
+#define JH8100_AONCLK_TVSENSOR_BG 33
+#define JH8100_AONCLK_MEU_PCLK_AP 34
+#define JH8100_AONCLK_MEU_PCLK_SCP 35
+#define JH8100_AONCLK_MEU_MEM_AXI 36
+#define JH8100_AONCLK_AXIMEM_128B_ACLK 37
+#define JH8100_AONCLK_APB2BISR_APB 38
+#define JH8100_AONCLK_APB2BISR_BISR 39
+#define JH8100_AONCLK_EMMC_S_PCLK 40
+#define JH8100_AONCLK_EMMC_MSTRCLK 41
+#define JH8100_AONCLK_EMMC 42
+#define JH8100_AONCLK_EMMC_SDMCLK 43
+#define JH8100_AONCLK_EMMC_SDPHY_PCLK 44
+#define JH8100_AONCLK_SDIO0_PCLK 45
+#define JH8100_AONCLK_SDIO0_MSTRCLK 46
+#define JH8100_AONCLK_SDIO0 47
+#define JH8100_AONCLK_SDIO0_SDMCLK 48
+#define JH8100_AONCLK_SDIO0_SDPHY_PCLK 49
+#define JH8100_AONCLK_HCLK 50
+#define JH8100_AONCLK_ACLK 51
+#define JH8100_AONCLK_PERF_MSTRCLK 52
+#define JH8100_AONCLK_PERF_SLVCLK 53
+#define JH8100_AONCLK_GCLK0 54
+#define JH8100_AONCLK_GCLK_OSC 55
+#define JH8100_AONCLK_RTC_ICG_EN 56
+#define JH8100_AONCLK_GMAC0_ICG_EN 57
+#define JH8100_AONCLK_XSPI_ICG_EN 58
+#define JH8100_AONCLK_TVSENSOR0_ICG_EN 59
+#define JH8100_AONCLK_MEU_ICG_EN 60
+#define JH8100_AONCLK_APB2BISR_ICG_EN 61
+#define JH8100_AONCLK_EMMC_ICG_EN 62
+#define JH8100_AONCLK_SDIO0_ICG_EN 63
+#define JH8100_AONCLK_TOP_ICG_EN 64
+
#endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__ */
diff --git a/include/dt-bindings/reset/starfive,jh8100-crg.h b/include/dt-bindings/reset/starfive,jh8100-crg.h
index de4f25dc301d..23f15d4be22f 100644
--- a/include/dt-bindings/reset/starfive,jh8100-crg.h
+++ b/include/dt-bindings/reset/starfive,jh8100-crg.h
@@ -99,4 +99,20 @@
#define JH8100_SWRST_VC9000D 2
#define JH8100_SWRST_DDR_TVSENSOR 3
+/*
+ * AONCRG resets: assert0
+ */
+#define JH8100_AONRST_AON_IOMUX_PRESETN 0
+#define JH8100_AONRST_RTC 1
+#define JH8100_AONRST_GMAC0 2
+#define JH8100_AONRST_XSPI 3
+#define JH8100_AONRST_TVSENSOR 4
+#define JH8100_AONRST_MEU 5
+#define JH8100_AONRST_AXIMEM_128B_ARESET 6
+#define JH8100_AONRST_DFT_APB2BISR_APB 7
+#define JH8100_AONRST_SDIO0 8
+#define JH8100_AONRST_EMMC 9
+#define JH8100_AONRST_TOP 10
+#define JH8100_AONRST_IRQ_CTRL 11
+
#endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */
--
2.34.1
More information about the linux-riscv
mailing list