Re: [PATCH 2/5] dt-bindings: reset: Add reset definitions for EN7581 SoC.

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Il 16/05/24 13:14, Lorenzo Bianconi ha scritto:
Il 15/05/24 14:58, Lorenzo Bianconi ha scritto:
Introduce reset binding definitions for reset controller available in
the Airoha EN7581 clock module.

Tested-by: Zhengping Zhang <zhengping.zhang@xxxxxxxxxx>
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
   .../dt-bindings/reset/airoha,en7581-reset.h   | 66 +++++++++++++++++++
   1 file changed, 66 insertions(+)
   create mode 100644 include/dt-bindings/reset/airoha,en7581-reset.h

diff --git a/include/dt-bindings/reset/airoha,en7581-reset.h b/include/dt-bindings/reset/airoha,en7581-reset.h
new file mode 100644
index 000000000000..1b7ee62ed164
--- /dev/null
+++ b/include/dt-bindings/reset/airoha,en7581-reset.h
@@ -0,0 +1,66 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2024 AIROHA Inc
+ * Author: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
+ */
+
+#ifndef __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7581_H_
+#define __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7581_H_
+
+/* RST_CTRL2 */
+#define EN7581_XPON_PHY_RST		0

** sarcasm mode on **

Count with me: 0... 1... 2...

:)


** sarcasm mode off **

There's a jump here, you have a reset index 0 and an index 2,
but you're missing index 1, that's not right :-)

Please fix.

it is because BIT(1) is marked as 'reserved' in the documentation so I skipped it.
Do you prefer to have it in that way?


This is not my preference, it's rather a requirement for the bindings...

That's why in the MediaTek reset controller part of the clk driver there is
a way to map those numbers (which are always sequential) to actual reset bits
in the controller...

Cheers!

Regards,
Lorenzo


Cheers,
Angelo

+#define EN7581_CPU_TIMER2_RST		2
+#define EN7581_HSUART_RST		3
+#define EN7581_UART4_RST		4
+#define EN7581_UART5_RST		5
+#define EN7581_I2C2_RST			6
+#define EN7581_XSI_MAC_RST		7
+#define EN7581_XSI_PHY_RST		8
+#define EN7581_NPU_RST			9
+#define EN7581_I2S_RST			10
+#define EN7581_TRNG_RST			11
+#define EN7581_TRNG_MSTART_RST		12
+#define EN7581_DUAL_HSI0_RST		13
+#define EN7581_DUAL_HSI1_RST		14
+#define EN7581_HSI_RST			15
+#define EN7581_DUAL_HSI0_MAC_RST	16
+#define EN7581_DUAL_HSI1_MAC_RST	17
+#define EN7581_HSI_MAC_RST		18
+#define EN7581_WDMA_RST			19
+#define EN7581_WOE0_RST			20
+#define EN7581_WOE1_RST			21
+#define EN7581_HSDMA_RST		22
+#define EN7581_TDMA_RST			24
+#define EN7581_EMMC_RST			25
+#define EN7581_SOE_RST			26
+#define EN7581_PCIE2_RST		27
+#define EN7581_XFP_MAC_RST		28
+#define EN7581_USB_HOST_P1_RST		29
+#define EN7581_USB_HOST_P1_U3_PHY_RST	30
+/* RST_CTRL1 */
+#define EN7581_PCM1_ZSI_ISI_RST		32
+#define EN7581_FE_PDMA_RST		33
+#define EN7581_FE_QDMA_RST		34
+#define EN7581_PCM_SPIWP_RST		36
+#define EN7581_CRYPTO_RST		38
+#define EN7581_TIMER_RST		40
+#define EN7581_PCM1_RST			43
+#define EN7581_UART_RST			44
+#define EN7581_GPIO_RST			45
+#define EN7581_GDMA_RST			46
+#define EN7581_I2C_MASTER_RST		48
+#define EN7581_PCM2_ZSI_ISI_RST		49
+#define EN7581_SFC_RST			50
+#define EN7581_UART2_RST		51
+#define EN7581_GDMP_RST			52
+#define EN7581_FE_RST			53
+#define EN7581_USB_HOST_P0_RST		54
+#define EN7581_GSW_RST			55
+#define EN7581_SFC2_PCM_RST		57
+#define EN7581_PCIE0_RST		58
+#define EN7581_PCIE1_RST		59
+#define EN7581_CPU_TIMER_RST		60
+#define EN7581_PCIE_HB_RST		61
+#define EN7581_XPON_MAC_RST		63
+
+#endif /* __DT_BINDINGS_RESET_CONTROLLER_AIROHA_EN7581_H_ */






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