[v1,05/16] dt-bindings: clock: Add StarFive JH8100 System clock and reset generator

Message ID 20231206115000.295825-6-jeeheng.sia@starfivetech.com
State New
Headers
Series Basic clock and reset support for StarFive JH8100 RISC-V SoC |

Commit Message

JeeHeng Sia Dec. 6, 2023, 11:49 a.m. UTC
  Add bindings for the System clocks and reset generator
(SYSCRG) on JH8100 SoC.

Signed-off-by: Sia Jee Heng <jeeheng.sia@starfivetech.com>
Reviewed-by: Ley Foon Tan <leyfoon.tan@starfivetech.com>
---
 .../clock/starfive,jh8100-syscrg.yaml         |  66 ++++++++++
 .../dt-bindings/clock/starfive,jh8100-crg.h   | 123 ++++++++++++++++++
 .../dt-bindings/reset/starfive,jh8100-crg.h   |  23 ++++
 3 files changed, 212 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg.yaml
 create mode 100644 include/dt-bindings/clock/starfive,jh8100-crg.h
 create mode 100644 include/dt-bindings/reset/starfive,jh8100-crg.h
  

Comments

Krzysztof Kozlowski Dec. 8, 2023, 5:52 p.m. UTC | #1
On 06/12/2023 12:49, Sia Jee Heng wrote:
> Add bindings for the System clocks and reset generator
> (SYSCRG) on JH8100 SoC.
> 
> Signed-off-by: Sia Jee Heng <jeeheng.sia@starfivetech.com>
> Reviewed-by: Ley Foon Tan <leyfoon.tan@starfivetech.com>
> ---

...

> +  clocks:
> +    items:
> +      - description: Main Oscillator (24 MHz)
> +      - description: External I2S Rx BCLK clock
> +      - description: External I2S Rx LRCK clock
> +      - description: External MCLK clock
> +
> +  clock-names:
> +    items:
> +      - const: clk_osc
> +      - const: clk_i2srx_bclk_ext
> +      - const: clk_i2srx_lrck_ext
> +      - const: clk_mclk_ext

Drop clk_ prefixes everywhere.

> +
> +  '#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@126d0000 {
> +            compatible = "starfive,jh8100-syscrg";

Use 4 spaces for example indentation.

> +            reg = <0x126d0000 0x10000>;
> +            clocks = <&clk_osc>, <&clk_i2srx_bclk_ext>,
> +                     <&clk_i2srx_lrck_ext>, <&clk_mclk_ext>;
> +            clock-names = "clk_osc", "clk_i2srx_bclk_ext",
> +                          "clk_i2srx_lrck_ext", "clk_mclk_ext";
> +            #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
> new file mode 100644
> index 000000000000..e5bb588ce798
> --- /dev/null
> +++ b/include/dt-bindings/clock/starfive,jh8100-crg.h
> @@ -0,0 +1,123 @@
> +/* SPDX-License-Identifier: GPL-2.0 OR MIT */

How about keeping the same license as binding?

> +/*
> + * Copyright (C) 2023 StarFive Technology Co., Ltd.
> + * Sia Jee Heng <jeeheng.sia@starfivetech.com>
> + *
> + */
> +

...

> +#define SYSCRG_CLK_NNE_ICG_EN						108
> +
> +#define SYSCRG_CLK_END							109

Drop from binding header.

> +#endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__ */

...

> + */
> +#define SYSCRG_RSTN_SYS_SYSCON					0
> +#define SYSCRG_RSTN_CLK_MOD					1
> +#define SYSCRG_RSTN_GPU						2
> +#define SYSCRG_RSTN_GPU_SPU					3
> +#define SYSCRG_RSTN_GPU_TVSENSOR				4
> +#define SYSCRG_RSTN_PPU_OP_NORET_GPU_RESET			5
> +#define SYSCRG_RSTN_NNE						6
> +#define SYSCRG_RSTN_HD_AUDIO					7
> +
> +#define SYSCRG_RESET_NR_RESETS					8

Drop from binding header.

> +
> +#endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */

Best regards,
Krzysztof
  
JeeHeng Sia Dec. 12, 2023, 2:47 a.m. UTC | #2
> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Sent: Saturday, December 9, 2023 1:53 AM
> To: JeeHeng Sia <jeeheng.sia@starfivetech.com>; kernel@esmil.dk; conor@kernel.org; robh+dt@kernel.org;
> krzysztof.kozlowski+dt@linaro.org; paul.walmsley@sifive.com; palmer@dabbelt.com; aou@eecs.berkeley.edu;
> mturquette@baylibre.com; sboyd@kernel.org; p.zabel@pengutronix.de; emil.renner.berthing@canonical.com; Hal Feng
> <hal.feng@starfivetech.com>; Xingyu Wu <xingyu.wu@starfivetech.com>
> Cc: linux-riscv@lists.infradead.org; devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; linux-clk@vger.kernel.org; Leyfoon Tan
> <leyfoon.tan@starfivetech.com>
> Subject: Re: [PATCH v1 05/16] dt-bindings: clock: Add StarFive JH8100 System clock and reset generator
> 
> On 06/12/2023 12:49, Sia Jee Heng wrote:
> > Add bindings for the System clocks and reset generator
> > (SYSCRG) on JH8100 SoC.
> >
> > Signed-off-by: Sia Jee Heng <jeeheng.sia@starfivetech.com>
> > Reviewed-by: Ley Foon Tan <leyfoon.tan@starfivetech.com>
> > ---
> 
> ...
> 
> > +  clocks:
> > +    items:
> > +      - description: Main Oscillator (24 MHz)
> > +      - description: External I2S Rx BCLK clock
> > +      - description: External I2S Rx LRCK clock
> > +      - description: External MCLK clock
> > +
> > +  clock-names:
> > +    items:
> > +      - const: clk_osc
> > +      - const: clk_i2srx_bclk_ext
> > +      - const: clk_i2srx_lrck_ext
> > +      - const: clk_mclk_ext
> 
> Drop clk_ prefixes everywhere.
Noted.
> 
> > +
> > +  '#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@126d0000 {
> > +            compatible = "starfive,jh8100-syscrg";
> 
> Use 4 spaces for example indentation.
Noted
> 
> > +            reg = <0x126d0000 0x10000>;
> > +            clocks = <&clk_osc>, <&clk_i2srx_bclk_ext>,
> > +                     <&clk_i2srx_lrck_ext>, <&clk_mclk_ext>;
> > +            clock-names = "clk_osc", "clk_i2srx_bclk_ext",
> > +                          "clk_i2srx_lrck_ext", "clk_mclk_ext";
> > +            #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
> > new file mode 100644
> > index 000000000000..e5bb588ce798
> > --- /dev/null
> > +++ b/include/dt-bindings/clock/starfive,jh8100-crg.h
> > @@ -0,0 +1,123 @@
> > +/* SPDX-License-Identifier: GPL-2.0 OR MIT */
> 
> How about keeping the same license as binding?
Shouldn't b a problem.
> 
> > +/*
> > + * Copyright (C) 2023 StarFive Technology Co., Ltd.
> > + * Sia Jee Heng <jeeheng.sia@starfivetech.com>
> > + *
> > + */
> > +
> 
> ...
> 
> > +#define SYSCRG_CLK_NNE_ICG_EN						108
> > +
> > +#define SYSCRG_CLK_END							109
> 
> Drop from binding header.
Do you mean don’t define the number of clk in the header? I'll have to define
It in the driver then..
> 
> > +#endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__ */
> 
> ...
> 
> > + */
> > +#define SYSCRG_RSTN_SYS_SYSCON					0
> > +#define SYSCRG_RSTN_CLK_MOD					1
> > +#define SYSCRG_RSTN_GPU						2
> > +#define SYSCRG_RSTN_GPU_SPU					3
> > +#define SYSCRG_RSTN_GPU_TVSENSOR				4
> > +#define SYSCRG_RSTN_PPU_OP_NORET_GPU_RESET			5
> > +#define SYSCRG_RSTN_NNE						6
> > +#define SYSCRG_RSTN_HD_AUDIO					7
> > +
> > +#define SYSCRG_RESET_NR_RESETS					8
> 
> Drop from binding header.
Do you mean don’t define the number of reset in the header? I'll have to define
It in the driver then..
> 
> > +
> > +#endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */
> 
> Best regards,
> Krzysztof
  
Krzysztof Kozlowski Dec. 12, 2023, 8:43 a.m. UTC | #3
On 12/12/2023 03:47, JeeHeng Sia wrote:
>>> +#define SYSCRG_CLK_NNE_ICG_EN						108
>>> +
>>> +#define SYSCRG_CLK_END							109
>>
>> Drop from binding header.
> Do you mean don’t define the number of clk in the header? 

Yes

> I'll have to define
> It in the driver then..

And this is a problem because?


Best regards,
Krzysztof
  
JeeHeng Sia Dec. 12, 2023, 10:04 a.m. UTC | #4
> -----Original Message-----
> From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
> Sent: Tuesday, December 12, 2023 4:43 PM
> To: JeeHeng Sia <jeeheng.sia@starfivetech.com>; kernel@esmil.dk; conor@kernel.org; robh+dt@kernel.org;
> krzysztof.kozlowski+dt@linaro.org; paul.walmsley@sifive.com; palmer@dabbelt.com; aou@eecs.berkeley.edu;
> mturquette@baylibre.com; sboyd@kernel.org; p.zabel@pengutronix.de; emil.renner.berthing@canonical.com; Hal Feng
> <hal.feng@starfivetech.com>; Xingyu Wu <xingyu.wu@starfivetech.com>
> Cc: linux-riscv@lists.infradead.org; devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; linux-clk@vger.kernel.org; Leyfoon Tan
> <leyfoon.tan@starfivetech.com>
> Subject: Re: [PATCH v1 05/16] dt-bindings: clock: Add StarFive JH8100 System clock and reset generator
> 
> On 12/12/2023 03:47, JeeHeng Sia wrote:
> >>> +#define SYSCRG_CLK_NNE_ICG_EN						108
> >>> +
> >>> +#define SYSCRG_CLK_END							109
> >>
> >> Drop from binding header.
> > Do you mean don’t define the number of clk in the header?
> 
> Yes
> 
> > I'll have to define
> > It in the driver then..
> 
> And this is a problem because?
Nope, not a problem.
> 
> 
> Best regards,
> Krzysztof
  

Patch

diff --git a/Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg.yaml
new file mode 100644
index 000000000000..14ff8e4ef564
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg.yaml
@@ -0,0 +1,66 @@ 
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh8100-syscrg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH8100 System Clock and Reset Generator
+
+maintainers:
+  - Sia Jee Heng <jeeheng.sia@starfivetech.com>
+
+properties:
+  compatible:
+    const: starfive,jh8100-syscrg
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: Main Oscillator (24 MHz)
+      - description: External I2S Rx BCLK clock
+      - description: External I2S Rx LRCK clock
+      - description: External MCLK clock
+
+  clock-names:
+    items:
+      - const: clk_osc
+      - const: clk_i2srx_bclk_ext
+      - const: clk_i2srx_lrck_ext
+      - const: clk_mclk_ext
+
+  '#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@126d0000 {
+            compatible = "starfive,jh8100-syscrg";
+            reg = <0x126d0000 0x10000>;
+            clocks = <&clk_osc>, <&clk_i2srx_bclk_ext>,
+                     <&clk_i2srx_lrck_ext>, <&clk_mclk_ext>;
+            clock-names = "clk_osc", "clk_i2srx_bclk_ext",
+                          "clk_i2srx_lrck_ext", "clk_mclk_ext";
+            #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
new file mode 100644
index 000000000000..e5bb588ce798
--- /dev/null
+++ b/include/dt-bindings/clock/starfive,jh8100-crg.h
@@ -0,0 +1,123 @@ 
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ * Copyright (C) 2023 StarFive Technology Co., Ltd.
+ * Sia Jee Heng <jeeheng.sia@starfivetech.com>
+ *
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__
+#define __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__
+
+/* SYSCRG_CLK */
+#define SYSCRG_CLK_VDEC_ROOT_PREOSC					0
+#define SYSCRG_CLK_VDEC_ROOT						1
+#define SYSCRG_CLK_VENC_ROOT_PREOSC					2
+#define SYSCRG_CLK_VENC_ROOT						3
+#define SYSCRG_CLK_GPU_ROOT						4
+#define SYSCRG_CLK_GPU_CORE						5
+#define SYSCRG_CLK_VOUT_ROOT0_PREOSC					6
+#define SYSCRG_CLK_VOUT_ROOT0						7
+#define SYSCRG_CLK_VOUT_ROOT1_PREOSC					8
+#define SYSCRG_CLK_VOUT_ROOT1						9
+#define SYSCRG_CLK_VOUT_SCAN_ATS					10
+#define SYSCRG_CLK_PERH_ROOT_PREOSC					11
+#define SYSCRG_CLK_PERH_ROOT						12
+#define SYSCRG_CLK_AXI_200_PREOSC					13
+#define SYSCRG_CLK_AXI_200						14
+#define SYSCRG_CLK_AXI_200_GMAC						15
+#define SYSCRG_CLK_AXI_500_PREOSC					16
+#define SYSCRG_CLK_AXI_500						17
+#define SYSCRG_CLK_AXI_500_PCIEX1A					18
+#define SYSCRG_CLK_AXI_500_PCIEX1B					19
+#define SYSCRG_CLK_AXI_500_PCIEX2					20
+#define SYSCRG_CLK_AXI_500_PCIEX8					21
+#define SYSCRG_CLK_AXI_400_PREOSC					22
+#define SYSCRG_CLK_AXI_400						23
+#define SYSCRG_CLK_AXI_400_APBOOTRAM					24
+#define SYSCRG_CLK_AXI_125_PREOSC					25
+#define SYSCRG_CLK_AXI_125						26
+#define SYSCRG_CLK_AHB0_PREOSC						27
+#define SYSCRG_CLK_AHB0							28
+#define SYSCRG_CLK_APB_BUS_FUNC						29
+#define SYSCRG_CLK_APB_BUS						30
+#define SYSCRG_CLK_APB_BUS_PER0						31
+#define SYSCRG_CLK_APB_BUS_PER1						32
+#define SYSCRG_CLK_APB_BUS_PER2						33
+#define SYSCRG_CLK_APB_BUS_PER3						34
+#define SYSCRG_CLK_APB_BUS_PER4						35
+#define SYSCRG_CLK_APB_BUS_PER5						36
+#define SYSCRG_CLK_APB_BUS_PER6						37
+#define SYSCRG_CLK_APB_BUS_PER7						38
+#define SYSCRG_CLK_APB_BUS_PER8						39
+#define SYSCRG_CLK_APB_BUS_PER9						40
+#define SYSCRG_CLK_APB_BUS_PER10					41
+#define SYSCRG_CLK_SPI_CORE_100						42
+#define SYSCRG_CLK_PLL1_DIV2						43
+#define SYSCRG_CLK_PLL2_DIV2						44
+#define SYSCRG_CLK_PLL3_DIV2						45
+#define SYSCRG_CLK_PLL4_DIV2						46
+#define SYSCRG_CLK_PLL6_DIV2						47
+#define SYSCRG_CLK_PLL7_DIV2						48
+#define SYSCRG_CLK_AUDIO_ROOT						49
+#define SYSCRG_CLK_MCLK_INNER						50
+#define SYSCRG_CLK_MCLK							51
+#define SYSCRG_CLK_MCLK_OUT						52
+#define SYSCRG_CLK_ISP_2X_PREOSC					53
+#define SYSCRG_CLK_ISP_2X						54
+#define SYSCRG_CLK_ISP_AXI						55
+#define SYSCRG_CLK_GCLK1						56
+#define SYSCRG_CLK_GCLK2						57
+#define SYSCRG_CLK_GCLK3						58
+#define SYSCRG_CLK_GCLK4						59
+#define SYSCRG_CLK_GCLK6						60
+#define SYSCRG_CLK_GCLK7						61
+#define SYSCRG_CLK_FLEXNOC0_PREOSC					62
+#define SYSCRG_CLK_FLEXNOC0						63
+#define SYSCRG_CLK_FLEXNOC1_PREOSC					64
+#define SYSCRG_CLK_FLEXNOC1						65
+#define SYSCRG_CLK_FLEXNOC2_PREOSC					66
+#define SYSCRG_CLK_FLEXNOC2						67
+#define SYSCRG_CLK_VDEC_CORE						68
+#define SYSCRG_CLK_GPU_CORE_ICG						69
+#define SYSCRG_CLK_IMG_GPU_CLK_APB					70
+#define SYSCRG_CLK_IMG_GPU_RTC_TOGGLE					71
+#define SYSCRG_CLK_IMG_GPU_TIMER_USC					72
+#define SYSCRG_CLK_HIFI4_CORE_PREOSC					73
+#define SYSCRG_CLK_HIFI4_CORE						74
+#define SYSCRG_CLK_ESPI_200_PREOSC					75
+#define SYSCRG_CLK_ESPI_200						76
+#define SYSCRG_CLK_HD_AUDIO_48M						77
+#define SYSCRG_CLK_VOUT_DC_CORE						78
+#define SYSCRG_CLK_VOUT_AXI						79
+#define SYSCRG_CLK_USB_WRAP_625						80
+#define SYSCRG_CLK_USB_WRAP_480						81
+#define SYSCRG_CLK_USB_WRAP_240						82
+#define SYSCRG_CLK_USB_WRAP_60						83
+#define SYSCRG_CLK_USB_WRAP_156P25					84
+#define SYSCRG_CLK_USB_WRAP_312P5					85
+#define SYSCRG_CLK_USB_125M						86
+#define SYSCRG_CLK_FLEXNOC_APBOOTRAM					87
+#define SYSCRG_CLK_FLEXNOC_PCIEX1AMST					88
+#define SYSCRG_CLK_FLEXNOC_PCIEX1ASLV					89
+#define SYSCRG_CLK_FLEXNOC_PCIEX1BMST					90
+#define SYSCRG_CLK_FLEXNOC_PCIEX1BSLV					91
+#define SYSCRG_CLK_FLEXNOC_PCIEX2MST					92
+#define SYSCRG_CLK_FLEXNOC_PCIEX2SLV					93
+#define SYSCRG_CLK_FLEXNOC_PCIEX8MST					94
+#define SYSCRG_CLK_FLEXNOC_PCIEX8SLV					95
+#define SYSCRG_CLK_FLEXNOC_GMACSYSSLV					96
+#define SYSCRG_CLK_GMAC_SRC						97
+#define SYSCRG_CLK_GMAC1_GTXCLK_TOP					98
+#define SYSCRG_CLK_GMAC1_PTP						99
+#define SYSCRG_CLK_HD_AUDIO_SYSTEM_CLOCK				100
+#define SYSCRG_CLK_HD_AUDIO_CLOCK_48					101
+#define SYSCRG_CLK_HD_AUDIO_BCLK_POST_OCC_IN				102
+#define SYSCRG_CLK_NNE_VIP_ACLK						103
+#define SYSCRG_CLK_NNE_VIP_HCLK						104
+#define SYSCRG_CLK_NNE_VIP_CLKCORE					105
+#define SYSCRG_CLK_GPU_ICG_EN						106
+#define SYSCRG_CLK_HD_AUDIO_ICG_EN					107
+#define SYSCRG_CLK_NNE_ICG_EN						108
+
+#define SYSCRG_CLK_END							109
+#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
new file mode 100644
index 000000000000..3b7b92488e76
--- /dev/null
+++ b/include/dt-bindings/reset/starfive,jh8100-crg.h
@@ -0,0 +1,23 @@ 
+/* SPDX-License-Identifier: GPL-2.0 OR MIT */
+/*
+ *  Copyright (c) 2022-2023 StarFive Technology Co., Ltd.
+ */
+
+#ifndef __DT_BINDINGS_RESET_STARFIVE_JH8100_H__
+#define __DT_BINDINGS_RESET_STARFIVE_JH8100_H__
+
+/*
+ * syscrg: assert0
+ */
+#define SYSCRG_RSTN_SYS_SYSCON					0
+#define SYSCRG_RSTN_CLK_MOD					1
+#define SYSCRG_RSTN_GPU						2
+#define SYSCRG_RSTN_GPU_SPU					3
+#define SYSCRG_RSTN_GPU_TVSENSOR				4
+#define SYSCRG_RSTN_PPU_OP_NORET_GPU_RESET			5
+#define SYSCRG_RSTN_NNE						6
+#define SYSCRG_RSTN_HD_AUDIO					7
+
+#define SYSCRG_RESET_NR_RESETS					8
+
+#endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */