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authorwdenk <wdenk>2003-06-19 23:01:32 +0000
committerwdenk <wdenk>2003-06-19 23:01:32 +0000
commit48b42616e928ce6eacfe20276a1614e2b27ac4b5 (patch)
tree0c194fbd1059185f158c0b37dc3c846b50c2ee2f /include/asm-ppc
parent15ef8a5d17181ea376fac94579dce0af1cfcdeb7 (diff)
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* Patches by David Müller, 12 Jun 2003:
- rewrite of the S3C24X0 register definitions stuff - "driver" for the built-in S3C24X0 RTC * Patches by Yuli Barcohen, 12 Jun 2003: - Add MII support and Ethernet PHY initialization for MPC8260ADS board - Fix incorrect SIUMCR initialisation caused by wrong Hard Reset configuration word supplied by FPGA on some MPC8260ADS boards * Patch by Pantelis Antoniou, 10 Jun 2003: Unify status LED interface
Diffstat (limited to 'include/asm-ppc')
-rw-r--r--include/asm-ppc/status_led.h77
1 files changed, 77 insertions, 0 deletions
diff --git a/include/asm-ppc/status_led.h b/include/asm-ppc/status_led.h
new file mode 100644
index 0000000..eb81f37
--- /dev/null
+++ b/include/asm-ppc/status_led.h
@@ -0,0 +1,77 @@
+/*
+ * asm/status_led.h
+ *
+ * MPC8xx/MPC8260/MPC5xx based status led support functions
+ */
+
+#ifndef __ASM_STATUS_LED_H__
+#define __ASM_STATUS_LED_H__
+
+/* if not overriden */
+#ifndef CONFIG_BOARD_SPECIFIC_LED
+# if defined(CONFIG_8xx)
+# include <mpc8xx.h>
+# elif defined(CONFIG_8260)
+# include <mpc8260.h>
+# elif defined(CONFIG_5xx)
+# include <mpc5xx.h>
+# else
+# error CPU specific Status LED header file missing.
+#endif
+
+/* led_id_t is unsigned long mask */
+typedef unsigned long led_id_t;
+
+static inline void __led_init (led_id_t mask, int state)
+{
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+
+#ifdef STATUS_LED_PAR
+ immr->STATUS_LED_PAR &= ~mask;
+#endif
+#ifdef STATUS_LED_ODR
+ immr->STATUS_LED_ODR &= ~mask;
+#endif
+
+#if (STATUS_LED_ACTIVE == 0)
+ if (state == STATUS_LED_ON)
+ immr->STATUS_LED_DAT &= ~mask;
+ else
+ immr->STATUS_LED_DAT |= mask;
+#else
+ if (state == STATUS_LED_ON)
+ immr->STATUS_LED_DAT |= mask;
+ else
+ immr->STATUS_LED_DAT &= ~mask;
+#endif
+#ifdef STATUS_LED_DIR
+ immr->STATUS_LED_DIR |= mask;
+#endif
+}
+
+static inline void __led_toggle (led_id_t mask)
+{
+ ((immap_t *) CFG_IMMR)->STATUS_LED_DAT ^= mask;
+}
+
+static inline void __led_set (led_id_t mask, int state)
+{
+ volatile immap_t *immr = (immap_t *) CFG_IMMR;
+
+#if (STATUS_LED_ACTIVE == 0)
+ if (state == STATUS_LED_ON)
+ immr->STATUS_LED_DAT &= ~mask;
+ else
+ immr->STATUS_LED_DAT |= mask;
+#else
+ if (state == STATUS_LED_ON)
+ immr->STATUS_LED_DAT |= mask;
+ else
+ immr->STATUS_LED_DAT &= ~mask;
+#endif
+
+}
+
+#endif
+
+#endif /* __ASM_STATUS_LED_H__ */