1 files changed, 18 insertions, 0 deletions

diff --git a/include/linux/sm501-regs.h b/include/linux/sm501-regs.h
index 014e73b31fc0..df7620dd8f31 100644
--- a/include/linux/sm501-regs.h
+++ b/include/linux/sm501-regs.h
@@ -15,6 +15,24 @@
 
 /* config 1 */
 #define SM501_SYSTEM_CONTROL            (0x000000)
+
+#define SM501_SYSCTRL_PANEL_TRISTATE    (1<<0)
+#define SM501_SYSCTRL_MEM_TRISTATE      (1<<1)
+#define SM501_SYSCTRL_CRT_TRISTATE      (1<<2)
+
+#define SM501_SYSCTRL_PCI_SLAVE_BURST_MASK (3<<4)
+#define SM501_SYSCTRL_PCI_SLAVE_BURST_1 (0<<4)
+#define SM501_SYSCTRL_PCI_SLAVE_BURST_2 (1<<4)
+#define SM501_SYSCTRL_PCI_SLAVE_BURST_4 (2<<4)
+#define SM501_SYSCTRL_PCI_SLAVE_BURST_8 (3<<4)
+
+#define SM501_SYSCTRL_PCI_CLOCK_RUN_EN  (1<<6)
+#define SM501_SYSCTRL_PCI_RETRY_DISABLE (1<<7)
+#define SM501_SYSCTRL_PCI_SUBSYS_LOCK   (1<<11)
+#define SM501_SYSCTRL_PCI_BURST_READ_EN (1<<15)
+
+/* miscellaneous control */
+
 #define SM501_MISC_CONTROL              (0x000004)
 
 #define SM501_MISC_BUS_SH               (0x0)