macintosh/via-pmu: Replace via-pmu68k driver with via-pmu driver

Now that the PowerMac via-pmu driver supports m68k PowerBooks,
switch over to that driver and remove the via-pmu68k driver.
Tested-by: Stan Johnson <userm57@yahoo.com>
Signed-off-by: Finn Thain <fthain@telegraphics.com.au>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

arch/m68k/configs/mac_defconfig

@@ -369,7 +369,7 @@ CONFIG_TCM_PSCSI=m
 CONFIG_ADB=y
 CONFIG_ADB_MACII=y
 CONFIG_ADB_IOP=y
-CONFIG_ADB_PMU68K=y
+CONFIG_ADB_PMU=y
 CONFIG_ADB_CUDA=y
 CONFIG_INPUT_ADBHID=y
 CONFIG_MAC_EMUMOUSEBTN=y

arch/m68k/configs/multi_defconfig

@@ -402,7 +402,7 @@ CONFIG_TCM_PSCSI=m
 CONFIG_ADB=y
 CONFIG_ADB_MACII=y
 CONFIG_ADB_IOP=y
-CONFIG_ADB_PMU68K=y
+CONFIG_ADB_PMU=y
 CONFIG_ADB_CUDA=y
 CONFIG_INPUT_ADBHID=y
 CONFIG_MAC_EMUMOUSEBTN=y

arch/m68k/mac/config.c

@@ -891,7 +891,7 @@ static void __init mac_identify(void)
 #ifdef CONFIG_ADB_CUDA
 	find_via_cuda();
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 	find_via_pmu();
 #endif
 }

arch/m68k/mac/misc.c

@@ -85,7 +85,7 @@ static void cuda_write_pram(int offset, __u8 data)
 }
 #endif /* CONFIG_ADB_CUDA */
 
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 static long pmu_read_time(void)
 {
 	struct adb_request req;
@@ -136,7 +136,7 @@ static void pmu_write_pram(int offset, __u8 data)
 	while (!req.complete)
 		pmu_poll();
 }
-#endif /* CONFIG_ADB_PMU68K */
+#endif /* CONFIG_ADB_PMU */
 
 /*
  * VIA PRAM/RTC access routines
@@ -367,38 +367,6 @@ static void cuda_shutdown(void)
 }
 #endif /* CONFIG_ADB_CUDA */
 
-#ifdef CONFIG_ADB_PMU68K
-
-void pmu_restart(void)
-{
-	struct adb_request req;
-	if (pmu_request(&req, NULL,
-			2, PMU_SET_INTR_MASK, PMU_INT_ADB|PMU_INT_TICK) < 0)
-		return;
-	while (!req.complete)
-		pmu_poll();
-	if (pmu_request(&req, NULL, 1, PMU_RESET) < 0)
-		return;
-	while (!req.complete)
-		pmu_poll();
-}
-
-void pmu_shutdown(void)
-{
-	struct adb_request req;
-	if (pmu_request(&req, NULL,
-			2, PMU_SET_INTR_MASK, PMU_INT_ADB|PMU_INT_TICK) < 0)
-		return;
-	while (!req.complete)
-		pmu_poll();
-	if (pmu_request(&req, NULL, 5, PMU_SHUTDOWN, 'M', 'A', 'T', 'T') < 0)
-		return;
-	while (!req.complete)
-		pmu_poll();
-}
-
-#endif
-
 /*
  *-------------------------------------------------------------------
  * Below this point are the generic routines; they'll dispatch to the
@@ -423,7 +391,7 @@ void mac_pram_read(int offset, __u8 *buffer, int len)
 		func = cuda_read_pram;
 		break;
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 	case MAC_ADB_PB2:
 		func = pmu_read_pram;
 		break;
@@ -453,7 +421,7 @@ void mac_pram_write(int offset, __u8 *buffer, int len)
 		func = cuda_write_pram;
 		break;
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 	case MAC_ADB_PB2:
 		func = pmu_write_pram;
 		break;
@@ -477,7 +445,7 @@ void mac_poweroff(void)
 	           macintosh_config->adb_type == MAC_ADB_CUDA) {
 		cuda_shutdown();
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 	} else if (macintosh_config->adb_type == MAC_ADB_PB2) {
 		pmu_shutdown();
 #endif
@@ -518,7 +486,7 @@ void mac_reset(void)
 	           macintosh_config->adb_type == MAC_ADB_CUDA) {
 		cuda_restart();
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 	} else if (macintosh_config->adb_type == MAC_ADB_PB2) {
 		pmu_restart();
 #endif
@@ -670,7 +638,7 @@ int mac_hwclk(int op, struct rtc_time *t)
 			now = cuda_read_time();
 			break;
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 		case MAC_ADB_PB2:
 			now = pmu_read_time();
 			break;
@@ -706,7 +674,7 @@ int mac_hwclk(int op, struct rtc_time *t)
 			cuda_write_time(now);
 			break;
 #endif
-#ifdef CONFIG_ADB_PMU68K
+#ifdef CONFIG_ADB_PMU
 		case MAC_ADB_PB2:
 			pmu_write_time(now);
 			break;

drivers/macintosh/Kconfig

@@ -39,17 +39,6 @@ config ADB_IOP
 	  <http://www.angelfire.com/ca2/dev68k/iopdesc.html> to enable direct
 	  support for it, say 'Y' here.
 
-config ADB_PMU68K
-	bool "Include PMU (Powerbook) ADB driver"
-	depends on ADB && MAC
-	help
-	  Say Y here if want your kernel to support the m68k based Powerbooks.
-	  This includes the PowerBook 140, PowerBook 145, PowerBook 150,
-	  PowerBook 160, PowerBook 165, PowerBook 165c, PowerBook 170,
-	  PowerBook 180, PowerBook, 180c, PowerBook 190cs, PowerBook 520,
-	  PowerBook Duo 210, PowerBook Duo 230, PowerBook Duo 250,
-	  PowerBook Duo 270c, PowerBook Duo 280 and PowerBook Duo 280c.
-
 # we want to change this to something like CONFIG_SYSCTRL_CUDA/PMU
 config ADB_CUDA
 	bool "Support for Cuda/Egret based Macs and PowerMacs"
@@ -66,7 +55,7 @@ config ADB_CUDA
 
 config ADB_PMU
 	bool "Support for PMU based PowerMacs and PowerBooks"
-	depends on PPC_PMAC
+	depends on PPC_PMAC || MAC
 	help
 	  On PowerBooks, iBooks, and recent iMacs and Power Macintoshes, the
 	  PMU is an embedded microprocessor whose primary function is to

drivers/macintosh/Makefile

@@ -22,7 +22,6 @@ obj-$(CONFIG_PMAC_SMU)		+= smu.o
 obj-$(CONFIG_ADB)		+= adb.o
 obj-$(CONFIG_ADB_MACII)		+= via-macii.o
 obj-$(CONFIG_ADB_IOP)		+= adb-iop.o
-obj-$(CONFIG_ADB_PMU68K)	+= via-pmu68k.o
 obj-$(CONFIG_ADB_MACIO)		+= macio-adb.o
 
 obj-$(CONFIG_THERM_WINDTUNNEL)	+= therm_windtunnel.o

drivers/macintosh/adb.c

@@ -65,7 +65,7 @@ static struct adb_driver *adb_driver_list[] = {
 #ifdef CONFIG_ADB_IOP
 	&adb_iop_driver,
 #endif
-#if defined(CONFIG_ADB_PMU) || defined(CONFIG_ADB_PMU68K)
+#ifdef CONFIG_ADB_PMU
 	&via_pmu_driver,
 #endif
 #ifdef CONFIG_ADB_MACIO

include/uapi/linux/pmu.h

@@ -94,7 +94,7 @@ enum {
 	PMU_PADDINGTON_BASED,	/* 1999 PowerBook G3 */
 	PMU_KEYLARGO_BASED,	/* Core99 motherboard (PMU99) */
 	PMU_68K_V1,		/* Unused/deprecated */
-	PMU_68K_V2, 		/* 68K PMU, version 2 */
+	PMU_68K_V2,		/* Unused/deprecated */
 };
 
 /* PMU PMU_POWER_EVENTS commands */