diff options
Diffstat (limited to 'include/mach/imx/debug_ll.h')
| -rw-r--r-- | include/mach/imx/debug_ll.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/include/mach/imx/debug_ll.h b/include/mach/imx/debug_ll.h new file mode 100644 index 0000000000..618cbc784e --- /dev/null +++ b/include/mach/imx/debug_ll.h @@ -0,0 +1,180 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __MACH_IMX_DEBUG_LL_H__ +#define __MACH_IMX_DEBUG_LL_H__ + +#include <io.h> +#include <config.h> +#include <common.h> +#include <mach/imx/imx1-regs.h> +#include <mach/imx/imx21-regs.h> +#include <mach/imx/imx25-regs.h> +#include <mach/imx/imx27-regs.h> +#include <mach/imx/imx31-regs.h> +#include <mach/imx/imx35-regs.h> +#include <mach/imx/imx50-regs.h> +#include <mach/imx/imx51-regs.h> +#include <mach/imx/imx53-regs.h> +#include <mach/imx/imx6-regs.h> +#include <mach/imx/imx7-regs.h> +#include <mach/imx/imx8m-regs.h> +#include <mach/imx/imx9-regs.h> +#include <mach/imx/vf610-regs.h> + +#include <serial/imx-uart.h> +#include <serial/lpuart.h> +#include <serial/lpuart32.h> + +#ifdef CONFIG_DEBUG_IMX_UART + +#define __IMX_UART_BASE(soc, num) soc##_UART##num##_BASE_ADDR +#define IMX_UART_BASE(soc, num) __IMX_UART_BASE(soc, num) + +#ifdef CONFIG_DEBUG_IMX1_UART +#define IMX_DEBUG_SOC MX1 +#elif defined CONFIG_DEBUG_IMX21_UART +#define IMX_DEBUG_SOC MX21 +#elif defined CONFIG_DEBUG_IMX25_UART +#define IMX_DEBUG_SOC MX25 +#elif defined CONFIG_DEBUG_IMX27_UART +#define IMX_DEBUG_SOC MX27 +#elif defined CONFIG_DEBUG_IMX31_UART +#define IMX_DEBUG_SOC MX31 +#elif defined CONFIG_DEBUG_IMX35_UART +#define IMX_DEBUG_SOC MX35 +#elif defined CONFIG_DEBUG_IMX50_UART +#define IMX_DEBUG_SOC MX50 +#elif defined CONFIG_DEBUG_IMX51_UART +#define IMX_DEBUG_SOC MX51 +#elif defined CONFIG_DEBUG_IMX53_UART +#define IMX_DEBUG_SOC MX53 +#elif defined CONFIG_DEBUG_IMX6Q_UART +#define IMX_DEBUG_SOC MX6 +#elif defined CONFIG_DEBUG_IMX7D_UART +#define IMX_DEBUG_SOC MX7 +#elif defined CONFIG_DEBUG_IMX8M_UART +#define IMX_DEBUG_SOC MX8M +#elif defined CONFIG_DEBUG_VF610_UART +#define IMX_DEBUG_SOC VF610 +#elif defined CONFIG_DEBUG_IMX9_UART +#define IMX_DEBUG_SOC MX9 +#else +#error "unknown i.MX debug uart soc type" +#endif + +static inline void imx50_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT)); + + imx50_uart_setup(base); +} + +static inline void imx51_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT)); + + imx51_uart_setup(base); +} + +static inline void imx53_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT)); + + imx53_uart_setup(base); +} + +static inline void imx6_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT)); + + imx6_uart_setup(base); +} + +static inline void imx7_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT)); + + imx7_uart_setup(base); +} + +static inline void vf610_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, CONFIG_DEBUG_IMX_UART_PORT)); + + lpuart_setup(base, 66000000); +} + +static inline void imx8m_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, + CONFIG_DEBUG_IMX_UART_PORT)); + imx8m_uart_setup(base); +} + +static inline void imx9_uart_setup_ll(void) +{ + void *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, + CONFIG_DEBUG_IMX_UART_PORT)); + lpuart32_setup(base + 0x10, 24000000); +} + +static inline void PUTC_LL(int c) +{ + void __iomem *base = IOMEM(IMX_UART_BASE(IMX_DEBUG_SOC, + CONFIG_DEBUG_IMX_UART_PORT)); + + if (!base) + return; + + if (IS_ENABLED(CONFIG_DEBUG_VF610_UART)) + lpuart_putc(base, c); + else if (IS_ENABLED(CONFIG_DEBUG_IMX9_UART)) + lpuart32_putc(base + 0x10, c); + else + imx_uart_putc(base, c); +} + +#else + +static inline void imx50_uart_setup_ll(void) {} +static inline void imx51_uart_setup_ll(void) {} +static inline void imx53_uart_setup_ll(void) {} +static inline void imx6_uart_setup_ll(void) {} +static inline void imx7_uart_setup_ll(void) {} +static inline void vf610_uart_setup_ll(void) {} +static inline void imx8m_uart_setup_ll(void) {} + +#endif /* CONFIG_DEBUG_LL */ + +static inline void imx_ungate_all_peripherals(void __iomem *ccmbase) +{ + int i; + for (i = 0x68; i <= 0x80; i += 4) + writel(0xffffffff, ccmbase + i); +} + +static inline void imx6_ungate_all_peripherals(void) +{ + imx_ungate_all_peripherals(IOMEM(MX6_CCM_BASE_ADDR)); +} + +static inline void imx51_ungate_all_peripherals(void) +{ + imx_ungate_all_peripherals(IOMEM(MX51_CCM_BASE_ADDR)); +} + +static inline void imx53_ungate_all_peripherals(void) +{ + imx_ungate_all_peripherals(IOMEM(MX53_CCM_BASE_ADDR)); +} + +static inline void vf610_ungate_all_peripherals(void) +{ + void __iomem *ccmbase = IOMEM(VF610_CCM_BASE_ADDR); + int i; + + for (i = 0x40; i <= 0x6c; i += 4) + writel(0xffffffff, ccmbase + i); +} + +#endif /* __MACH_IMX_DEBUG_LL_H__ */ |