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authorMaciej W. Rozycki <macro@linux-mips.org>2005-02-22 16:51:30 -0500
committerRalf Baechle <ralf@linux-mips.org>2005-10-29 14:30:44 -0400
commit65bda1a95d395c256818d1d8129487a4497b29d8 (patch)
tree57bea8a2593b17b987cbc188ecf07c341fda5dbc /arch/mips/sibyte/swarm/time.c
parent4912ba72d6e27d0f19ec062ffd00a8c0165a2f67 (diff)
Switch SiByte drivers back to __raw_*() functions.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/sibyte/swarm/time.c')
-rw-r--r--arch/mips/sibyte/swarm/time.c44
1 files changed, 22 insertions, 22 deletions
diff --git a/arch/mips/sibyte/swarm/time.c b/arch/mips/sibyte/swarm/time.c
index c1f1a9defeeb..97c73c793c35 100644
--- a/arch/mips/sibyte/swarm/time.c
+++ b/arch/mips/sibyte/swarm/time.c
@@ -79,48 +79,48 @@ static unsigned int usec_bias = 0;
79 79
80static int xicor_read(uint8_t addr) 80static int xicor_read(uint8_t addr)
81{ 81{
82 while (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) 82 while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY)
83 ; 83 ;
84 84
85 bus_writeq((addr >> 8) & 0x7, SMB_CSR(R_SMB_CMD)); 85 __raw_writeq((addr >> 8) & 0x7, SMB_CSR(R_SMB_CMD));
86 bus_writeq((addr & 0xff), SMB_CSR(R_SMB_DATA)); 86 __raw_writeq(addr & 0xff, SMB_CSR(R_SMB_DATA));
87 bus_writeq((V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_WR2BYTE), 87 __raw_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_WR2BYTE,
88 SMB_CSR(R_SMB_START)); 88 SMB_CSR(R_SMB_START));
89 89
90 while (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) 90 while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY)
91 ; 91 ;
92 92
93 bus_writeq((V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_RD1BYTE), 93 __raw_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_RD1BYTE,
94 SMB_CSR(R_SMB_START)); 94 SMB_CSR(R_SMB_START));
95 95
96 while (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) 96 while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY)
97 ; 97 ;
98 98
99 if (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_ERROR) { 99 if (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_ERROR) {
100 /* Clear error bit by writing a 1 */ 100 /* Clear error bit by writing a 1 */
101 bus_writeq(M_SMB_ERROR, SMB_CSR(R_SMB_STATUS)); 101 __raw_writeq(M_SMB_ERROR, SMB_CSR(R_SMB_STATUS));
102 return -1; 102 return -1;
103 } 103 }
104 104
105 return (bus_readq(SMB_CSR(R_SMB_DATA)) & 0xff); 105 return (__raw_readq(SMB_CSR(R_SMB_DATA)) & 0xff);
106} 106}
107 107
108static int xicor_write(uint8_t addr, int b) 108static int xicor_write(uint8_t addr, int b)
109{ 109{
110 while (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) 110 while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY)
111 ; 111 ;
112 112
113 bus_writeq(addr, SMB_CSR(R_SMB_CMD)); 113 __raw_writeq(addr, SMB_CSR(R_SMB_CMD));
114 bus_writeq((addr & 0xff) | ((b & 0xff) << 8), SMB_CSR(R_SMB_DATA)); 114 __raw_writeq((addr & 0xff) | ((b & 0xff) << 8), SMB_CSR(R_SMB_DATA));
115 bus_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_WR3BYTE, 115 __raw_writeq(V_SMB_ADDR(X1241_CCR_ADDRESS) | V_SMB_TT_WR3BYTE,
116 SMB_CSR(R_SMB_START)); 116 SMB_CSR(R_SMB_START));
117 117
118 while (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY) 118 while (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_BUSY)
119 ; 119 ;
120 120
121 if (bus_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_ERROR) { 121 if (__raw_readq(SMB_CSR(R_SMB_STATUS)) & M_SMB_ERROR) {
122 /* Clear error bit by writing a 1 */ 122 /* Clear error bit by writing a 1 */
123 bus_writeq(M_SMB_ERROR, SMB_CSR(R_SMB_STATUS)); 123 __raw_writeq(M_SMB_ERROR, SMB_CSR(R_SMB_STATUS));
124 return -1; 124 return -1;
125 } else { 125 } else {
126 return 0; 126 return 0;
@@ -228,8 +228,8 @@ void __init swarm_time_init(void)
228 /* Establish communication with the Xicor 1241 RTC */ 228 /* Establish communication with the Xicor 1241 RTC */
229 /* XXXKW how do I share the SMBus with the I2C subsystem? */ 229 /* XXXKW how do I share the SMBus with the I2C subsystem? */
230 230
231 bus_writeq(K_SMB_FREQ_400KHZ, SMB_CSR(R_SMB_FREQ)); 231 __raw_writeq(K_SMB_FREQ_400KHZ, SMB_CSR(R_SMB_FREQ));
232 bus_writeq(0, SMB_CSR(R_SMB_CONTROL)); 232 __raw_writeq(0, SMB_CSR(R_SMB_CONTROL));
233 233
234 if ((status = xicor_read(X1241REG_SR_RTCF)) < 0) { 234 if ((status = xicor_read(X1241REG_SR_RTCF)) < 0) {
235 printk("x1241: couldn't detect on SWARM SMBus 1\n"); 235 printk("x1241: couldn't detect on SWARM SMBus 1\n");