diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/configs/exynos5-common.h | 2 | ||||
| -rw-r--r-- | include/configs/exynos5-dt-common.h | 3 | ||||
| -rw-r--r-- | include/configs/mx6sxsabresd.h | 2 | ||||
| -rw-r--r-- | include/configs/odroid.h | 2 | ||||
| -rw-r--r-- | include/configs/peach-pi.h | 1 | ||||
| -rw-r--r-- | include/configs/peach-pit.h | 1 | ||||
| -rw-r--r-- | include/configs/sandbox.h | 4 | ||||
| -rw-r--r-- | include/configs/snow.h | 2 | ||||
| -rw-r--r-- | include/debug_uart.h | 139 | ||||
| -rw-r--r-- | include/dm/device-internal.h | 4 |
10 files changed, 145 insertions, 15 deletions
diff --git a/include/configs/exynos5-common.h b/include/configs/exynos5-common.h index 0ba39a23dd..3ab8d559bf 100644 --- a/include/configs/exynos5-common.h +++ b/include/configs/exynos5-common.h @@ -126,6 +126,8 @@ #define SPI_FLASH_UBOOT_POS (CONFIG_SEC_FW_SIZE + CONFIG_BL1_SIZE) /* I2C */ + +/* TODO(sjg@chromium.org): Move these two options to Kconfig */ #define CONFIG_DM_I2C #define CONFIG_DM_I2C_COMPAT #define CONFIG_CMD_I2C diff --git a/include/configs/exynos5-dt-common.h b/include/configs/exynos5-dt-common.h index 9cef0b0a38..b1b8e1ace7 100644 --- a/include/configs/exynos5-dt-common.h +++ b/include/configs/exynos5-dt-common.h @@ -24,9 +24,6 @@ #define CONFIG_POWER_TPS65090 /* Enable keyboard */ -#define CONFIG_CROS_EC /* CROS_EC protocol */ -#define CONFIG_CROS_EC_KEYB /* CROS_EC keyboard input */ -#define CONFIG_CMD_CROS_EC #define CONFIG_KEYBOARD #endif diff --git a/include/configs/mx6sxsabresd.h b/include/configs/mx6sxsabresd.h index 1005b9e6bc..a2901294a6 100644 --- a/include/configs/mx6sxsabresd.h +++ b/include/configs/mx6sxsabresd.h @@ -227,8 +227,6 @@ #define CONFIG_PCIE_IMX_POWER_GPIO IMX_GPIO_NR(2, 1) #endif -#define CONFIG_DM -#define CONFIG_DM_THERMAL #define CONFIG_IMX6_THERMAL #define CONFIG_CMD_FUSE diff --git a/include/configs/odroid.h b/include/configs/odroid.h index 9d5dbdce36..8b47537614 100644 --- a/include/configs/odroid.h +++ b/include/configs/odroid.h @@ -177,8 +177,6 @@ /* I2C */ #define CONFIG_CMD_I2C -#define CONFIG_DM_I2C -#define CONFIG_DM_I2C_COMPAT #define CONFIG_SYS_I2C_S3C24X0 #define CONFIG_SYS_I2C_S3C24X0_SPEED 100000 #define CONFIG_SYS_I2C_S3C24X0_SLAVE 0 diff --git a/include/configs/peach-pi.h b/include/configs/peach-pi.h index f724164d89..f04f0613aa 100644 --- a/include/configs/peach-pi.h +++ b/include/configs/peach-pi.h @@ -43,7 +43,6 @@ #endif #define CONFIG_POWER_TPS65090_EC -#define CONFIG_CROS_EC_SPI /* Support CROS_EC over SPI */ #define CONFIG_USB_XHCI #define CONFIG_USB_XHCI_EXYNOS diff --git a/include/configs/peach-pit.h b/include/configs/peach-pit.h index de12a9e1b1..b5efbdcaa6 100644 --- a/include/configs/peach-pit.h +++ b/include/configs/peach-pit.h @@ -43,7 +43,6 @@ #endif #define CONFIG_POWER_TPS65090_EC -#define CONFIG_CROS_EC_SPI /* Support CROS_EC over SPI */ #define CONFIG_USB_XHCI #define CONFIG_USB_XHCI_EXYNOS diff --git a/include/configs/sandbox.h b/include/configs/sandbox.h index 5c116508d0..febbfb69f6 100644 --- a/include/configs/sandbox.h +++ b/include/configs/sandbox.h @@ -141,9 +141,6 @@ #define CONFIG_BOOTARGS "" -#define CONFIG_CROS_EC -#define CONFIG_CMD_CROS_EC -#define CONFIG_CROS_EC_SANDBOX #define CONFIG_ARCH_EARLY_INIT_R #define CONFIG_BOARD_LATE_INIT @@ -166,7 +163,6 @@ #define LCD_BPP LCD_COLOR16 #define CONFIG_LCD_BMP_RLE8 -#define CONFIG_CROS_EC_KEYB #define CONFIG_KEYBOARD #define CONFIG_EXTRA_ENV_SETTINGS "stdin=serial,cros-ec-keyb\0" \ diff --git a/include/configs/snow.h b/include/configs/snow.h index ce6676eae7..fe802f253c 100644 --- a/include/configs/snow.h +++ b/include/configs/snow.h @@ -20,9 +20,7 @@ #include <configs/exynos5-dt-common.h> -#define CONFIG_CROS_EC_I2C /* Support CROS_EC over I2C */ #define CONFIG_POWER_TPS65090_I2C -#define CONFIG_DM_CROS_EC #define CONFIG_BOARD_COMMON #define CONFIG_ARCH_EARLY_INIT_R diff --git a/include/debug_uart.h b/include/debug_uart.h new file mode 100644 index 0000000000..f56797b72f --- /dev/null +++ b/include/debug_uart.h @@ -0,0 +1,139 @@ +/* + * Early debug UART support + * + * (C) Copyright 2014 Google, Inc + * Writte by Simon Glass <sjg@chromium.org> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _DEBUG_UART_H +#define _DEBUG_UART_H + +#include <linux/linkage.h> + +/* + * The debug UART is intended for use very early in U-Boot to debug problems + * when an ICE or other debug mechanism is not available. + * + * To use it you should: + * - Make sure your UART supports this interface + * - Enable CONFIG_DEBUG_UART + * - Enable the CONFIG for your UART to tell it to provide this interface + * (e.g. CONFIG_DEBUG_UART_NS16550) + * - Define the required settings as needed (see below) + * - Call debug_uart_init() before use + * - Call printch() to output a character + * + * Depending on your platform it may be possible to use this UART before a + * stack is available. + * + * If your UART does not support this interface you can probably add support + * quite easily. Remember that you cannot use driver model and it is preferred + * to use no stack. + * + * You must not use this UART once driver model is working and the serial + * drivers are up and running (done in serial_init()). Otherwise the drivers + * may conflict and you will get strange output. + * + * + * To enable the debug UART in your serial driver: + * + * - #include <debug_uart.h> + * - Define debug_uart_init(), trying to avoid using the stack + * - Define _debug_uart_putc() as static inline (avoiding stack usage) + * - Immediately afterwards, add DEBUG_UART_FUNCS to define the rest of the + * functionality (printch(), etc.) + */ + +/** + * debug_uart_init() - Set up the debug UART ready for use + * + * This sets up the UART with the correct baud rate, etc. + * + * Available CONFIG is: + * + * - CONFIG_DEBUG_UART_BASE: Base address of UART + * - CONFIG_BAUDRATE: Requested baud rate + * - CONFIG_DEBUG_UART_CLOCK: Input clock for UART + */ +void debug_uart_init(void); + +/** + * printch() - Output a character to the debug UART + * + * @ch: Character to output + */ +asmlinkage void printch(int ch); + +/** + * printascii() - Output an ASCII string to the debug UART + * + * @str: String to output + */ +asmlinkage void printascii(const char *str); + +/** + * printhex2() - Output a 2-digit hex value + * + * @value: Value to output + */ +asmlinkage void printhex2(uint value); + +/** + * printhex4() - Output a 4-digit hex value + * + * @value: Value to output + */ +asmlinkage void printhex4(uint value); + +/** + * printhex8() - Output a 8-digit hex value + * + * @value: Value to output + */ +asmlinkage void printhex8(uint value); + +/* + * Now define some functions - this should be inserted into the serial driver + */ +#define DEBUG_UART_FUNCS \ + asmlinkage void printch(int ch) \ + { \ + _debug_uart_putc(ch); \ + } \ +\ + asmlinkage void printascii(const char *str) \ + { \ + while (*str) \ + _debug_uart_putc(*str++); \ + } \ +\ + static inline void printhex1(uint digit) \ + { \ + digit &= 0xf; \ + _debug_uart_putc(digit > 9 ? digit - 10 + 'a' : digit + '0'); \ + } \ +\ + static inline void printhex(uint value, int digits) \ + { \ + while (digits-- > 0) \ + printhex1(value >> (4 * digits)); \ + } \ +\ + asmlinkage void printhex2(uint value) \ + { \ + printhex(value, 2); \ + } \ +\ + asmlinkage void printhex4(uint value) \ + { \ + printhex(value, 4); \ + } \ +\ + asmlinkage void printhex8(uint value) \ + { \ + printhex(value, 8); \ + } + +#endif diff --git a/include/dm/device-internal.h b/include/dm/device-internal.h index f0cc794750..e2418fedb9 100644 --- a/include/dm/device-internal.h +++ b/include/dm/device-internal.h @@ -101,7 +101,11 @@ static inline int device_remove(struct udevice *dev) { return 0; } * @dev: Pointer to device to unbind * @return 0 if OK, -ve on error */ +#ifdef CONFIG_DM_DEVICE_REMOVE int device_unbind(struct udevice *dev); +#else +static inline int device_unbind(struct udevice *dev) { return 0; } +#endif #ifdef CONFIG_DM_DEVICE_REMOVE void device_free(struct udevice *dev); |
