Stop using immap_t for cpm offset on 85xx

In the future the offsets to various blocks may not be in same location.
Move to using CFG_MPC85xx_CPM_ADDR as the base of the CPM registers
instead of getting it via &immap->im_cpm.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

5 files changed, 63 insertions, 66 deletions

diff --git a/cpu/mpc85xx/commproc.c b/cpu/mpc85xx/commproc.c
index 3504d50cae..b0ecd25507 100644
--- a/cpu/mpc85xx/commproc.c
+++ b/cpu/mpc85xx/commproc.c
@@ -37,7 +37,7 @@ DECLARE_GLOBAL_DATA_PTR;
 void
 m8560_cpm_reset(void)
 {
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	volatile ulong count;
 
 	gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
@@ -50,11 +50,11 @@ m8560_cpm_reset(void)
 	/*
 	 * Reset CPM
 	 */
-	immr->im_cpm.im_cpm_cp.cpcr = CPM_CR_RST;
+	cpm->im_cpm_cp.cpcr = CPM_CR_RST;
 	count = 0;
 	do {			/* Spin until command processed		*/
 		__asm__ __volatile__ ("eieio");
-	} while ((immr->im_cpm.im_cpm_cp.cpcr & CPM_CR_FLG) && ++count < 1000000);
+	} while ((cpm->im_cpm_cp.cpcr & CPM_CR_FLG) && ++count < 1000000);
 }
 
 /* Allocate some memory from the dual ported ram.
@@ -64,7 +64,7 @@ m8560_cpm_reset(void)
 uint
 m8560_cpm_dpalloc(uint size, uint align)
 {
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	uint	retloc;
 	uint	align_mask, off;
 	uint	savebase;
@@ -86,7 +86,7 @@ m8560_cpm_dpalloc(uint size, uint align)
 	retloc = gd->dp_alloc_base;
 	gd->dp_alloc_base += size;
 
-	memset((void *)&(immr->im_cpm.im_dprambase[retloc]), 0, size);
+	memset((void *)&(cpm->im_dprambase[retloc]), 0, size);
 
 	return(retloc);
 }
@@ -120,16 +120,16 @@ m8560_cpm_hostalloc(uint size, uint align)
 void
 m8560_cpm_setbrg(uint brg, uint rate)
 {
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	volatile uint	*bp;
 
 	/* This is good enough to get SMCs running.....
 	*/
 	if (brg < 4) {
-		bp = (uint *)&(immr->im_cpm.im_cpm_brg1.brgc1);
+		bp = (uint *)&(cpm->im_cpm_brg1.brgc1);
 	}
 	else {
-		bp = (uint *)&(immr->im_cpm.im_cpm_brg2.brgc5);
+		bp = (uint *)&(cpm->im_cpm_brg2.brgc5);
 		brg -= 4;
 	}
 	bp += brg;
@@ -142,16 +142,16 @@ m8560_cpm_setbrg(uint brg, uint rate)
 void
 m8560_cpm_fastbrg(uint brg, uint rate, int div16)
 {
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	volatile uint	*bp;
 
 	/* This is good enough to get SMCs running.....
 	*/
 	if (brg < 4) {
-		bp = (uint *)&(immr->im_cpm.im_cpm_brg1.brgc1);
+		bp = (uint *)&(cpm->im_cpm_brg1.brgc1);
 	}
 	else {
-		bp = (uint *)&(immr->im_cpm.im_cpm_brg2.brgc5);
+		bp = (uint *)&(cpm->im_cpm_brg2.brgc5);
 		brg -= 4;
 	}
 	bp += brg;
@@ -167,14 +167,14 @@ m8560_cpm_fastbrg(uint brg, uint rate, int div16)
 void
 m8560_cpm_extcbrg(uint brg, uint rate, uint extclk, int pinsel)
 {
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	volatile uint	*bp;
 
 	if (brg < 4) {
-		bp = (uint *)&(immr->im_cpm.im_cpm_brg1.brgc1);
+		bp = (uint *)&(cpm->im_cpm_brg1.brgc1);
 	}
 	else {
-		bp = (uint *)&(immr->im_cpm.im_cpm_brg2.brgc5);
+		bp = (uint *)&(cpm->im_cpm_brg2.brgc5);
 		brg -= 4;
 	}
 	bp += brg;
diff --git a/cpu/mpc85xx/cpu_init.c b/cpu/mpc85xx/cpu_init.c
index 79ad20c91a..5af69cea8d 100644
--- a/cpu/mpc85xx/cpu_init.c
+++ b/cpu/mpc85xx/cpu_init.c
@@ -59,7 +59,7 @@ static void config_qe_ioports(void)
 #endif
 
 #ifdef CONFIG_CPM2
-static void config_8560_ioports (volatile immap_t * immr)
+void config_8560_ioports (volatile ccsr_cpm_t * cpm)
 {
 	int portnum;
 
@@ -99,7 +99,7 @@ static void config_8560_ioports (volatile immap_t * immr)
 		}
 
 		if (pmsk != 0) {
-			volatile ioport_t *iop = ioport_addr (immr, portnum);
+			volatile ioport_t *iop = ioport_addr (cpm, portnum);
 			uint tpmsk = ~pmsk;
 
 			/*
@@ -143,7 +143,7 @@ void cpu_init_f (void)
 
 
 #ifdef CONFIG_CPM2
-	config_8560_ioports(immap);
+	config_8560_ioports((ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR);
 #endif
 
 	/* Map banks 0 and 1 to the FLASH banks 0 and 1 at preliminary
diff --git a/cpu/mpc85xx/ether_fcc.c b/cpu/mpc85xx/ether_fcc.c
index 5b23a80e1c..bd62aab9f3 100644
--- a/cpu/mpc85xx/ether_fcc.c
+++ b/cpu/mpc85xx/ether_fcc.c
@@ -230,8 +230,8 @@ static int fec_init(struct eth_device* dev, bd_t *bis)
 {
     struct ether_fcc_info_s * info = dev->priv;
     int i;
-    volatile immap_t *immr = (immap_t *)CFG_IMMR;
-    volatile ccsr_cpm_cp_t *cp = &(immr->im_cpm.im_cpm_cp);
+    volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
+    volatile ccsr_cpm_cp_t *cp = &(cpm->im_cpm_cp);
     fcc_enet_t *pram_ptr;
     unsigned long mem_addr;
 
@@ -242,35 +242,35 @@ static int fec_init(struct eth_device* dev, bd_t *bis)
     /* 28.9 - (1-2): ioports have been set up already */
 
     /* 28.9 - (3): connect FCC's tx and rx clocks */
-    immr->im_cpm.im_cpm_mux.cmxuar = 0; /* ATM */
-    immr->im_cpm.im_cpm_mux.cmxfcr = (immr->im_cpm.im_cpm_mux.cmxfcr & ~info->cmxfcr_mask) |
+    cpm->im_cpm_mux.cmxuar = 0; /* ATM */
+    cpm->im_cpm_mux.cmxfcr = (cpm->im_cpm_mux.cmxfcr & ~info->cmxfcr_mask) |
 							info->cmxfcr_value;
 
     /* 28.9 - (4): GFMR: disable tx/rx, CCITT CRC, set Mode Ethernet */
     if(info->ether_index == 0) {
-	immr->im_cpm.im_cpm_fcc1.gfmr = FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
+	cpm->im_cpm_fcc1.gfmr = FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
     } else if (info->ether_index == 1) {
-	immr->im_cpm.im_cpm_fcc2.gfmr = FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
+	cpm->im_cpm_fcc2.gfmr = FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
     } else if (info->ether_index == 2) {
-	immr->im_cpm.im_cpm_fcc3.gfmr = FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
+	cpm->im_cpm_fcc3.gfmr = FCC_GFMR_MODE_ENET | FCC_GFMR_TCRC_32;
     }
 
     /* 28.9 - (5): FPSMR: enable full duplex, select CCITT CRC for Ethernet,MII */
     if(info->ether_index == 0) {
-	immr->im_cpm.im_cpm_fcc1.fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
+	cpm->im_cpm_fcc1.fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
     } else if (info->ether_index == 1){
-	immr->im_cpm.im_cpm_fcc2.fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
+	cpm->im_cpm_fcc2.fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
     } else if (info->ether_index == 2){
-	immr->im_cpm.im_cpm_fcc3.fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
+	cpm->im_cpm_fcc3.fpsmr = CFG_FCC_PSMR | FCC_PSMR_ENCRC;
     }
 
     /* 28.9 - (6): FDSR: Ethernet Syn */
     if(info->ether_index == 0) {
-	immr->im_cpm.im_cpm_fcc1.fdsr = 0xD555;
+	cpm->im_cpm_fcc1.fdsr = 0xD555;
     } else if (info->ether_index == 1) {
-	immr->im_cpm.im_cpm_fcc2.fdsr = 0xD555;
+	cpm->im_cpm_fcc2.fdsr = 0xD555;
     } else if (info->ether_index == 2) {
-	immr->im_cpm.im_cpm_fcc3.fdsr = 0xD555;
+	cpm->im_cpm_fcc3.fdsr = 0xD555;
     }
 
     /* reset indeces to current rx/tx bd (see eth_send()/eth_rx()) */
@@ -296,7 +296,7 @@ static int fec_init(struct eth_device* dev, bd_t *bis)
     rtx.txbd[TX_BUF_CNT - 1].cbd_sc |= BD_ENET_TX_WRAP;
 
     /* 28.9 - (7): initialize parameter ram */
-    pram_ptr = (fcc_enet_t *)&(immr->im_cpm.im_dprambase[info->proff_enet]);
+    pram_ptr = (fcc_enet_t *)&(cpm->im_dprambase[info->proff_enet]);
 
     /* clear whole structure to make sure all reserved fields are zero */
     memset((void*)pram_ptr, 0, sizeof(fcc_enet_t));
@@ -385,14 +385,14 @@ static int fec_init(struct eth_device* dev, bd_t *bis)
     /* 28.9 - (8)(9): clear out events in FCCE */
     /* 28.9 - (9): FCCM: mask all events */
     if(info->ether_index == 0) {
-	immr->im_cpm.im_cpm_fcc1.fcce = ~0x0;
-	immr->im_cpm.im_cpm_fcc1.fccm = 0;
+	cpm->im_cpm_fcc1.fcce = ~0x0;
+	cpm->im_cpm_fcc1.fccm = 0;
     } else if (info->ether_index == 1) {
-	immr->im_cpm.im_cpm_fcc2.fcce = ~0x0;
-	immr->im_cpm.im_cpm_fcc2.fccm = 0;
+	cpm->im_cpm_fcc2.fcce = ~0x0;
+	cpm->im_cpm_fcc2.fccm = 0;
     } else if (info->ether_index == 2) {
-	immr->im_cpm.im_cpm_fcc3.fcce = ~0x0;
-	immr->im_cpm.im_cpm_fcc3.fccm = 0;
+	cpm->im_cpm_fcc3.fcce = ~0x0;
+	cpm->im_cpm_fcc3.fccm = 0;
     }
 
     /* 28.9 - (10-12): we don't use ethernet interrupts */
@@ -413,11 +413,11 @@ static int fec_init(struct eth_device* dev, bd_t *bis)
 
     /* 28.9 - (14): enable tx/rx in gfmr */
     if(info->ether_index == 0) {
-	immr->im_cpm.im_cpm_fcc1.gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
+	cpm->im_cpm_fcc1.gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
     } else if (info->ether_index == 1) {
-	immr->im_cpm.im_cpm_fcc2.gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
+	cpm->im_cpm_fcc2.gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
     } else if (info->ether_index == 2) {
-	immr->im_cpm.im_cpm_fcc3.gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
+	cpm->im_cpm_fcc3.gfmr |= FCC_GFMR_ENT | FCC_GFMR_ENR;
     }
 
     return 1;
@@ -426,15 +426,15 @@ static int fec_init(struct eth_device* dev, bd_t *bis)
 static void fec_halt(struct eth_device* dev)
 {
     struct ether_fcc_info_s * info = dev->priv;
-    volatile immap_t *immr = (immap_t *)CFG_IMMR;
+    volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 
     /* write GFMR: disable tx/rx */
     if(info->ether_index == 0) {
-	immr->im_cpm.im_cpm_fcc1.gfmr &= ~(FCC_GFMR_ENT | FCC_GFMR_ENR);
+	cpm->im_cpm_fcc1.gfmr &= ~(FCC_GFMR_ENT | FCC_GFMR_ENR);
     } else if(info->ether_index == 1) {
-	immr->im_cpm.im_cpm_fcc2.gfmr &= ~(FCC_GFMR_ENT | FCC_GFMR_ENR);
+	cpm->im_cpm_fcc2.gfmr &= ~(FCC_GFMR_ENT | FCC_GFMR_ENR);
     } else if(info->ether_index == 2) {
-	immr->im_cpm.im_cpm_fcc3.gfmr &= ~(FCC_GFMR_ENT | FCC_GFMR_ENR);
+	cpm->im_cpm_fcc3.gfmr &= ~(FCC_GFMR_ENT | FCC_GFMR_ENR);
     }
 }
 
diff --git a/cpu/mpc85xx/serial_scc.c b/cpu/mpc85xx/serial_scc.c
index 4e925f8bea..7ee3cc8234 100644
--- a/cpu/mpc85xx/serial_scc.c
+++ b/cpu/mpc85xx/serial_scc.c
@@ -88,17 +88,17 @@ DECLARE_GLOBAL_DATA_PTR;
 
 int serial_init (void)
 {
-	volatile immap_t *im = (immap_t *)CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	volatile ccsr_cpm_scc_t *sp;
 	volatile scc_uart_t *up;
 	volatile cbd_t *tbdf, *rbdf;
-	volatile ccsr_cpm_cp_t *cp = &(im->im_cpm.im_cpm_cp);
+	volatile ccsr_cpm_cp_t *cp = &(cpm->im_cpm_cp);
 	uint	dpaddr;
 
 	/* initialize pointers to SCC */
 
-	sp = (ccsr_cpm_scc_t *) &(im->im_cpm.im_cpm_scc[SCC_INDEX]);
-	up = (scc_uart_t *)&(im->im_cpm.im_dprambase[PROFF_SCC]);
+	sp = (ccsr_cpm_scc_t *) &(cpm->im_cpm_scc[SCC_INDEX]);
+	up = (scc_uart_t *)&(cpm->im_dprambase[PROFF_SCC]);
 
 	/* Disable transmitter/receiver.
 	*/
@@ -107,8 +107,8 @@ int serial_init (void)
 	/* put the SCC channel into NMSI (non multiplexd serial interface)
 	 * mode and wire the selected SCC Tx and Rx clocks to BRGx (15-15).
 	 */
-	im->im_cpm.im_cpm_mux.cmxscr = \
-		(im->im_cpm.im_cpm_mux.cmxscr&~CMXSCR_MASK)|CMXSCR_VALUE;
+	cpm->im_cpm_mux.cmxscr = \
+		(cpm->im_cpm_mux.cmxscr&~CMXSCR_MASK)|CMXSCR_VALUE;
 
 	/* Set up the baud rate generator.
 	*/
@@ -123,7 +123,7 @@ int serial_init (void)
 	/* Set the physical address of the host memory buffers in
 	 * the buffer descriptors.
 	 */
-	rbdf = (cbd_t *)&(im->im_cpm.im_dprambase[dpaddr]);
+	rbdf = (cbd_t *)&(cpm->im_dprambase[dpaddr]);
 	rbdf->cbd_bufaddr = (uint) (rbdf+2);
 	rbdf->cbd_sc = BD_SC_EMPTY | BD_SC_WRAP;
 	tbdf = rbdf + 1;
@@ -201,14 +201,13 @@ serial_putc(const char c)
 {
 	volatile scc_uart_t	*up;
 	volatile cbd_t		*tbdf;
-	volatile immap_t	*im;
+	volatile ccsr_cpm_t	*cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 
 	if (c == '\n')
 		serial_putc ('\r');
 
-	im = (immap_t *)CFG_IMMR;
-	up = (scc_uart_t *)&(im->im_cpm.im_dprambase[PROFF_SCC]);
-	tbdf = (cbd_t *)&(im->im_cpm.im_dprambase[up->scc_genscc.scc_tbase]);
+	up = (scc_uart_t *)&(cpm->im_dprambase[PROFF_SCC]);
+	tbdf = (cbd_t *)&(cpm->im_dprambase[up->scc_genscc.scc_tbase]);
 
 	/* Wait for last character to go.
 	 */
@@ -235,12 +234,11 @@ serial_getc(void)
 {
 	volatile cbd_t		*rbdf;
 	volatile scc_uart_t	*up;
-	volatile immap_t	*im;
+	volatile ccsr_cpm_t	*cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	unsigned char		c;
 
-	im = (immap_t *)CFG_IMMR;
-	up = (scc_uart_t *)&(im->im_cpm.im_dprambase[PROFF_SCC]);
-	rbdf = (cbd_t *)&(im->im_cpm.im_dprambase[up->scc_genscc.scc_rbase]);
+	up = (scc_uart_t *)&(cpm->im_dprambase[PROFF_SCC]);
+	rbdf = (cbd_t *)&(cpm->im_dprambase[up->scc_genscc.scc_rbase]);
 
 	/* Wait for character to show up.
 	 */
@@ -260,11 +258,10 @@ serial_tstc()
 {
 	volatile cbd_t		*rbdf;
 	volatile scc_uart_t	*up;
-	volatile immap_t	*im;
+	volatile ccsr_cpm_t	*cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 
-	im = (immap_t *)CFG_IMMR;
-	up = (scc_uart_t *)&(im->im_cpm.im_dprambase[PROFF_SCC]);
-	rbdf = (cbd_t *)&(im->im_cpm.im_dprambase[up->scc_genscc.scc_rbase]);
+	up = (scc_uart_t *)&(cpm->im_dprambase[PROFF_SCC]);
+	rbdf = (cbd_t *)&(cpm->im_dprambase[up->scc_genscc.scc_rbase]);
 
 	return ((rbdf->cbd_sc & BD_SC_EMPTY) == 0);
 }
diff --git a/cpu/mpc85xx/speed.c b/cpu/mpc85xx/speed.c
index 5c35d4a50a..293269c573 100644
--- a/cpu/mpc85xx/speed.c
+++ b/cpu/mpc85xx/speed.c
@@ -55,12 +55,12 @@ int get_clocks (void)
 {
 	sys_info_t sys_info;
 #if defined(CONFIG_CPM2)
-	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile ccsr_cpm_t *cpm = (ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR;
 	uint sccr, dfbrg;
 
 	/* set VCO = 4 * BRG */
-	immap->im_cpm.im_cpm_intctl.sccr &= 0xfffffffc;
-	sccr = immap->im_cpm.im_cpm_intctl.sccr;
+	cpm->im_cpm_intctl.sccr &= 0xfffffffc;
+	sccr = cpm->im_cpm_intctl.sccr;
 	dfbrg = (sccr & SCCR_DFBRG_MSK) >> SCCR_DFBRG_SHIFT;
 #endif
 	get_sys_info (&sys_info);