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Diffstat (limited to 'target/linux/avr32/patches/000-revert_usart_pin_selection.patch')
-rw-r--r--target/linux/avr32/patches/000-revert_usart_pin_selection.patch229
1 files changed, 229 insertions, 0 deletions
diff --git a/target/linux/avr32/patches/000-revert_usart_pin_selection.patch b/target/linux/avr32/patches/000-revert_usart_pin_selection.patch
new file mode 100644
index 000000000..075743b4e
--- /dev/null
+++ b/target/linux/avr32/patches/000-revert_usart_pin_selection.patch
@@ -0,0 +1,229 @@
+--- a/arch/avr32/boards/atngw100/setup.c
++++ b/arch/avr32/boards/atngw100/setup.c
+@@ -118,7 +118,7 @@ static void __init set_hw_addr(struct pl
+
+ void __init setup_board(void)
+ {
+- at32_map_usart(1, 0, 0); /* USART 1: /dev/ttyS0, DB9 */
++ at32_map_usart(1, 0); /* USART 1: /dev/ttyS0, DB9 */
+ at32_setup_serial_console(0);
+ }
+
+--- a/arch/avr32/boards/atstk1000/atstk1002.c
++++ b/arch/avr32/boards/atstk1000/atstk1002.c
+@@ -252,12 +252,12 @@ static void __init atstk1002_setup_extda
+ void __init setup_board(void)
+ {
+ #ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
+- at32_map_usart(0, 1, 0); /* USART 0/B: /dev/ttyS1, IRDA */
++ at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */
+ #else
+- at32_map_usart(1, 0, 0); /* USART 1/A: /dev/ttyS0, DB9 */
++ at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */
+ #endif
+ /* USART 2/unused: expansion connector */
+- at32_map_usart(3, 2, 0); /* USART 3/C: /dev/ttyS2, DB9 */
++ at32_map_usart(3, 2); /* USART 3/C: /dev/ttyS2, DB9 */
+
+ at32_setup_serial_console(0);
+ }
+--- a/arch/avr32/boards/atstk1000/atstk1003.c
++++ b/arch/avr32/boards/atstk1000/atstk1003.c
+@@ -115,12 +115,12 @@ static void __init atstk1003_setup_extda
+ void __init setup_board(void)
+ {
+ #ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
+- at32_map_usart(0, 1, 0); /* USART 0/B: /dev/ttyS1, IRDA */
++ at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */
+ #else
+- at32_map_usart(1, 0, 0); /* USART 1/A: /dev/ttyS0, DB9 */
++ at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */
+ #endif
+ /* USART 2/unused: expansion connector */
+- at32_map_usart(3, 2, 0); /* USART 3/C: /dev/ttyS2, DB9 */
++ at32_map_usart(3, 2); /* USART 3/C: /dev/ttyS2, DB9 */
+
+ at32_setup_serial_console(0);
+ }
+--- a/arch/avr32/boards/atstk1000/atstk1004.c
++++ b/arch/avr32/boards/atstk1000/atstk1004.c
+@@ -120,12 +120,12 @@ static void __init atstk1004_setup_extda
+ void __init setup_board(void)
+ {
+ #ifdef CONFIG_BOARD_ATSTK100X_SW2_CUSTOM
+- at32_map_usart(0, 1, 0); /* USART 0/B: /dev/ttyS1, IRDA */
++ at32_map_usart(0, 1); /* USART 0/B: /dev/ttyS1, IRDA */
+ #else
+- at32_map_usart(1, 0, 0); /* USART 1/A: /dev/ttyS0, DB9 */
++ at32_map_usart(1, 0); /* USART 1/A: /dev/ttyS0, DB9 */
+ #endif
+ /* USART 2/unused: expansion connector */
+- at32_map_usart(3, 2, 0); /* USART 3/C: /dev/ttyS2, DB9 */
++ at32_map_usart(3, 2); /* USART 3/C: /dev/ttyS2, DB9 */
+
+ at32_setup_serial_console(0);
+ }
+--- a/arch/avr32/boards/favr-32/setup.c
++++ b/arch/avr32/boards/favr-32/setup.c
+@@ -250,7 +250,7 @@ static void __init favr32_setup_atmel_pw
+
+ void __init setup_board(void)
+ {
+- at32_map_usart(3, 0, 0); /* USART 3 => /dev/ttyS0 */
++ at32_map_usart(3, 0); /* USART 3 => /dev/ttyS0 */
+ at32_setup_serial_console(0);
+ }
+
+--- a/arch/avr32/boards/hammerhead/setup.c
++++ b/arch/avr32/boards/hammerhead/setup.c
+@@ -165,7 +165,7 @@ static void __init set_hw_addr(struct pl
+
+ void __init setup_board(void)
+ {
+- at32_map_usart(1, 0, 0); /* USART 1: /dev/ttyS0, DB9 */
++ at32_map_usart(1, 0); /* USART 1: /dev/ttyS0, DB9 */
+ at32_setup_serial_console(0);
+ }
+
+--- a/arch/avr32/boards/merisc/setup.c
++++ b/arch/avr32/boards/merisc/setup.c
+@@ -231,9 +231,9 @@ static void detect_merisc_board_id(void)
+
+ void __init setup_board(void)
+ {
+- at32_map_usart(0, 0, 0);
+- at32_map_usart(1, 1, 0);
+- at32_map_usart(3, 3, 0);
++ at32_map_usart(0, 0);
++ at32_map_usart(1, 1);
++ at32_map_usart(3, 3);
+ at32_setup_serial_console(1);
+ }
+
+@@ -248,7 +248,7 @@ static int __init merisc_init(void)
+ at32_reserve_pin(GPIO_PIOE_BASE, ATMEL_EBI_PE_DATA_ALL | (1 << 26));
+
+ if (merisc_board_id >= 1)
+- at32_map_usart(2, 2, 0);
++ at32_map_usart(2, 2);
+
+ at32_add_device_usart(0);
+ at32_add_device_usart(1);
+--- a/arch/avr32/boards/mimc200/setup.c
++++ b/arch/avr32/boards/mimc200/setup.c
+@@ -175,10 +175,10 @@ static void __init set_hw_addr(struct pl
+
+ void __init setup_board(void)
+ {
+- at32_map_usart(0, 0, 0); /* USART 0: /dev/ttyS0 (TTL --> Altera) */
+- at32_map_usart(1, 1, 0); /* USART 1: /dev/ttyS1 (RS232) */
+- at32_map_usart(2, 2, 0); /* USART 2: /dev/ttyS2 (RS485) */
+- at32_map_usart(3, 3, 0); /* USART 3: /dev/ttyS3 (RS422 Multidrop) */
++ at32_map_usart(0, 0); /* USART 0: /dev/ttyS0 (TTL --> Altera) */
++ at32_map_usart(1, 1); /* USART 1: /dev/ttyS1 (RS232) */
++ at32_map_usart(2, 2); /* USART 2: /dev/ttyS2 (RS485) */
++ at32_map_usart(3, 3); /* USART 3: /dev/ttyS3 (RS422 Multidrop) */
+ }
+
+ static struct i2c_gpio_platform_data i2c_gpio_data = {
+--- a/arch/avr32/mach-at32ap/at32ap700x.c
++++ b/arch/avr32/mach-at32ap/at32ap700x.c
+@@ -966,68 +966,56 @@ static struct resource atmel_usart3_reso
+ DEFINE_DEV_DATA(atmel_usart, 3);
+ DEV_CLK(usart, atmel_usart3, pba, 6);
+
+-static inline void configure_usart0_pins(int flags)
++static inline void configure_usart0_pins(void)
+ {
+ u32 pin_mask = (1 << 8) | (1 << 9); /* RXD & TXD */
+- if (flags & ATMEL_USART_RTS) pin_mask |= (1 << 6);
+- if (flags & ATMEL_USART_CTS) pin_mask |= (1 << 7);
+- if (flags & ATMEL_USART_CLK) pin_mask |= (1 << 10);
+
+ select_peripheral(PIOA, pin_mask, PERIPH_B, AT32_GPIOF_PULLUP);
+ }
+
+-static inline void configure_usart1_pins(int flags)
++static inline void configure_usart1_pins(void)
+ {
+ u32 pin_mask = (1 << 17) | (1 << 18); /* RXD & TXD */
+- if (flags & ATMEL_USART_RTS) pin_mask |= (1 << 19);
+- if (flags & ATMEL_USART_CTS) pin_mask |= (1 << 20);
+- if (flags & ATMEL_USART_CLK) pin_mask |= (1 << 16);
+
+ select_peripheral(PIOA, pin_mask, PERIPH_A, AT32_GPIOF_PULLUP);
+ }
+
+-static inline void configure_usart2_pins(int flags)
++static inline void configure_usart2_pins(void)
+ {
+ u32 pin_mask = (1 << 26) | (1 << 27); /* RXD & TXD */
+- if (flags & ATMEL_USART_RTS) pin_mask |= (1 << 30);
+- if (flags & ATMEL_USART_CTS) pin_mask |= (1 << 29);
+- if (flags & ATMEL_USART_CLK) pin_mask |= (1 << 28);
+
+ select_peripheral(PIOB, pin_mask, PERIPH_B, AT32_GPIOF_PULLUP);
+ }
+
+-static inline void configure_usart3_pins(int flags)
++static inline void configure_usart3_pins(void)
+ {
+ u32 pin_mask = (1 << 18) | (1 << 17); /* RXD & TXD */
+- if (flags & ATMEL_USART_RTS) pin_mask |= (1 << 16);
+- if (flags & ATMEL_USART_CTS) pin_mask |= (1 << 15);
+- if (flags & ATMEL_USART_CLK) pin_mask |= (1 << 19);
+
+ select_peripheral(PIOB, pin_mask, PERIPH_B, AT32_GPIOF_PULLUP);
+ }
+
+ static struct platform_device *__initdata at32_usarts[4];
+
+-void __init at32_map_usart(unsigned int hw_id, unsigned int line, int flags)
++void __init at32_map_usart(unsigned int hw_id, unsigned int line)
+ {
+ struct platform_device *pdev;
+
+ switch (hw_id) {
+ case 0:
+ pdev = &atmel_usart0_device;
+- configure_usart0_pins(flags);
++ configure_usart0_pins();
+ break;
+ case 1:
+ pdev = &atmel_usart1_device;
+- configure_usart1_pins(flags);
++ configure_usart1_pins();
+ break;
+ case 2:
+ pdev = &atmel_usart2_device;
+- configure_usart2_pins(flags);
++ configure_usart2_pins();
+ break;
+ case 3:
+ pdev = &atmel_usart3_device;
+- configure_usart3_pins(flags);
++ configure_usart3_pins();
+ break;
+ default:
+ return;
+--- a/arch/avr32/mach-at32ap/include/mach/board.h
++++ b/arch/avr32/mach-at32ap/include/mach/board.h
+@@ -26,17 +26,12 @@ static inline void __deprecated at32_add
+ #define ATMEL_MAX_UART 4
+ extern struct platform_device *atmel_default_console_device;
+
+-/* Flags for selecting USART extra pins */
+-#define ATMEL_USART_RTS 0x01
+-#define ATMEL_USART_CTS 0x02
+-#define ATMEL_USART_CLK 0x03
+-
+ struct atmel_uart_data {
+ short use_dma_tx; /* use transmit DMA? */
+ short use_dma_rx; /* use receive DMA? */
+ void __iomem *regs; /* virtual base address, if any */
+ };
+-void at32_map_usart(unsigned int hw_id, unsigned int line, int flags);
++void at32_map_usart(unsigned int hw_id, unsigned int line);
+ struct platform_device *at32_add_device_usart(unsigned int id);
+
+ struct eth_platform_data {
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 10:33:36 +0000