linux-kernel - [PATCH v2 2/2] ARM: at91: dt: adding new macros

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Date:   Thu, 16 Feb 2023 15:25:24 -0700
From:   <Ryan.Wanner@...rochip.com>
To:     <linus.walleij@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <nicolas.ferre@...rochip.com>,
        <alexandre.belloni@...tlin.com>, <claudiu.beznea@...rochip.com>,
        <ludovic.desroches@...rochip.com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>,
        Ryan Wanner <Ryan.Wanner@...rochip.com>
Subject: [PATCH v2 2/2] ARM: at91: dt: adding new macros

From: Ryan Wanner <Ryan.Wanner@...rochip.com>

Adding macros for sama7g drive strength.

Signed-off-by: Ryan Wanner <Ryan.Wanner@...rochip.com>
---
changes from v1:
- Fix ABI break.
- Add some small comments to describe drive strength macros.

 include/dt-bindings/pinctrl/at91.h | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/include/dt-bindings/pinctrl/at91.h b/include/dt-bindings/pinctrl/at91.h
index e8e117306b1b..12f3edf2a9c4 100644
--- a/include/dt-bindings/pinctrl/at91.h
+++ b/include/dt-bindings/pinctrl/at91.h
@@ -42,8 +42,16 @@
 #define AT91_PERIPH_C		3
 #define AT91_PERIPH_D		4
 
-#define ATMEL_PIO_DRVSTR_LO	1
+/*These macros are for all other at91 pinctrl drivers*/
+#define ATMEL_PIO_DRVSTR_LO	0
+#define ATMEL_PIO_DRVSTR_LO_1	1
 #define ATMEL_PIO_DRVSTR_ME	2
 #define ATMEL_PIO_DRVSTR_HI	3
 
+/* These macros are for the sama7g5 pinctrl driver*/
+#define ATMEL_PIO_DRVSTR_LO_D 0
+#define ATMEL_PIO_DRVSTR_HI_A 1
+#define ATMEL_PIO_DRVSTR_LO_C 2
+#define ATMEL_PIO_DRVSTR_LO_B 3
+
 #endif /* __DT_BINDINGS_AT91_PINCTRL_H__ */
-- 
2.37.2